2024

• Abdel-Wahab, M., Agarwal, J., Prasanna, P., MacManus, M., Keall, P., Mayr, N., Jereczek-Fossa, B., Giammarile, F., Kim, I., Aggarwal, A., et al (2024). Addressing challenges in low-income and middle-income countries through novel radiotherapy research opportunities. The Lancet Oncology, 25(6), e270-e280. [More Information]
• Gardner, M., Dillon, O., Byrne, H., Keall, P., O’Brien, R. (2024). Data-driven rapid 4D cone-beam CT reconstruction for new generation linacs. Physics in Medicine and Biology, 69(18), 18NT02. [More Information]
• Whelan, B., Liu, P., Shan, S., Waddington, D., Dong, B., Jameson, M., Keall, P. (2024). Open-source hardware and software for the measurement, characterization, reporting, and correction of geometric distortion in MRI. Medical Physics. [More Information]
• Byrne, H., Steiner, E., Booth, J., Lamoury, G., Morgia, M., Carroll, S., Richardson, K., Ambrose, L., Makhija, K., Stanton, C., Silvester, S., Plant, N., Keall, P., et al (2024). Prospective Randomized Trial Comparing 2 Devices for Deep Inspiration Breath Hold Management in Breast Radiation Therapy: Results of the BRAVEHeart Trial. Advances in Radiation Oncology, 9(9). [More Information]
• Klucznik, K., Ravkilde, T., Skouboe, S., Møller, D., Hokland, S., Keall, P., Buus, S., Bentzen, L., Poulsen, P. (2024). Quantifying dose perturbations in high-risk prostate radiotherapy due to translational and rotational motion of prostate and pelvic lymph nodes. Medical Physics. [More Information]
• Huang, X., Field, M., Vinod, S., Ball, H., Batumalai, V., Keall, P., Holloway, L. (2024). Radiotherapy protocol compliance in routine clinical practice for patients with stages I–III non-small-cell lung cancer. Journal of Medical Imaging and Radiation Oncology. [More Information]
• Lombardo, E., Keall, P., Riboldi, M., Kurz, C., Landry, G., Cusumano, D., Fusella, M., Placidi, L., Dhont, J., Page, D., Liu, P., et al (2024). Real-time motion management in MRI-guided radiotherapy: Current status and AI-enabled prospects. Radiotherapy and Oncology, 190, 109970. [More Information]
• Hewson, E., Dillon, O., Poulsen, P., Booth, J., Keall, P. (2024). Six-degrees-of-freedom pelvic bone monitoring on 2D kV intrafraction images to enable multi-target tracking for locally advanced prostate cancer. Medical Physics. [More Information]
• Sengupta, C., Hazem, M., Chao, M., Wang, T., Lee, Y., Van Gysen, K., Sullivan, E., Cosgriff, E., Ramachandran, P., Poulsen, P., Booth, J., Nguyen, D., O'Brien, R., Keall, P., et al (2024). The first clinical implementation of real-time 6 degree-of-freedom image-guided radiotherapy for liver SABR patients. Radiotherapy and Oncology, 190, 110031. [More Information]

2023

• Hindley, N., Shieh, C., Keall, P. (2023). A patient-specific deep learning framework for 3D motion estimation and volumetric imaging during lung cancer radiotherapy. Physics in Medicine and Biology, 68(14). [More Information]
• Byrne, H., Steiner, E., Booth, J., Lamoury, G., Morgia, M., Richardson, K., Ambrose, L., Makhija, K., Stanton, C., Zwan, B., Silvester, S., Plant, N., Keall, P., et al (2023). BRAVEHeart: a randomised trial comparing the accuracy of Breathe Well and RPM for deep inspiration breath hold breast cancer radiotherapy. Trials, 24(1). [More Information]
• Chrystall, D., Mylonas, A., Hewson, E., Martin, J., Keall, P., Booth, J., Nguyen, D. (2023). Deep learning enables MV-based real-time image guided radiation therapy for prostate cancer patients. Physics in Medicine and Biology, 68(9). [More Information]
• Ahmed, A., Gargett, M., Madden, L., Mylonas, A., Chrystall, D., Brown, R., Briggs, A., Nguyen, T., Keall, P., Kneebone, A., Hruby, G., Booth, J. (2023). Evaluation of deep learning based implanted fiducial markers tracking in pancreatic cancer patients. Biomedical Physics & Engineering Express, 9(3). [More Information]
• Lombardo, E., Riboldi, M., Kurz, C., Landry, G., Keall, P., Liu, P., Waddington, D., Grover, J., Whelan, B., Wong, E., et al (2023). Experimental comparison of linear regression and LSTM motion prediction models for MLC-tracking on an MRI-linac. Medical Physics, 50(11), 7083-7092. [More Information]
• Yamamoto, T., Kabus, S., Bal, M., Keall, P., Moran, A., Wright, C., Benedict, S., Holland, D., Mahaffey, N., Qi, L., et al (2023). Four-Dimensional Computed Tomography Ventilation Image-Guided Lung Functional Avoidance Radiation Therapy: A Single-Arm Prospective Pilot Clinical Trial. International Journal of Radiation Oncology Biology Physics, 115(5), 1144-1154. [More Information]
• Richardson, M., Sidhom, M., Keall, P., Leigh, L., Ball, H., Bucci, J., Gallagher, S., Greer, P., Hayden, A., Kneebone, A., et al (2023). Genitourinary Quality-of-Life Comparison Between Urethral Sparing Prostate Stereotactic Body Radiation Therapy Monotherapy and Virtual High-Dose-Rate Brachytherapy Boost. International Journal of Radiation Oncology Biology Physics. [More Information]
• Trada, Y., Lin, P., Lee, M., Jameson, M., Chlap, P., Keall, P., Moses, D., Fowler, A. (2023). Impact of tumour region of interest delineation method for mid-treatment FDG-PET response prediction in head and neck squamous cell carcinoma undergoing radiotherapy. Quantitative Imaging in Medicine and Surgery, 13(5), 2822-2836. [More Information]
• Trada, Y., Lee, M., Jameson, M., Chlap, P., Keall, P., Moses, D., Lin, P., Fowler, A. (2023). Mid-treatment 18F-FDG PET imaging changes in parotid gland correlates to radiation-induced xerostomia. Radiotherapy and Oncology, 186. [More Information]
• Capaldi, D., Keall, P., Nano, T. (2023). Motion Management and Image-Guided Radiation Therapy. In Gilmer Valdes, Lei Xing (Eds.), Artificial Intelligence in Radiation Oncology and Biomedical Physics, (pp. 125-143). United States: CRC Press. [More Information]
• Debrot, E., Liu, P., Gardner, M., Heng, S., Chan, C., Corde, S., Downes, S., Jackson, M., Keall, P. (2023). Nano X Image Guidance in radiation therapy: feasibility study protocol for cone beam computed tomography imaging with gravity-induced motion. Pilot and Feasibility Studies, 9(1). [More Information]
• Liu, P., Shan, S., Waddington, D., Whelan, B., Dong, B., Liney, G., Keall, P. (2023). Rapid distortion correction enables accurate magnetic resonance imaging-guided real-time adaptive radiotherapy. Physics And Imaging In Radiation Oncology, 25. [More Information]
• Waddington, D., Hindley, N., Koonjoo, N., Chiu, C., Reynolds, T., Liu, P., Zhu, B., Bhutto, D., Paganelli, C., Keall, P., et al (2023). Real-time radial reconstruction with domain transform manifold learning for MRI-guided radiotherapy. The Journal of Experimental Medicine. [More Information]
• Gardner, M., Ben Bouchta, Y., Mylonas, A., Mueller, M., Cheng, C., Chlap, P., Finnegan, R., Sykes, J., Keall, P., Nguyen, D. (2023). Realistic CT data augmentation for accurate deep-learning based segmentation of head and neck tumors in kV images acquired during radiation therapy. Medical Physics. [More Information]
• Sengupta, C., Skouboe, S., Ravkilde, T., Poulsen, P., Nguyen, D., Greer, P., Moodie, T., Hardcastle, N., Hayden, A., Turner, S., O'Brien, R., Keall, P., et al (2023). The dosimetric error due to uncorrected tumor rotation during real-time adaptive prostate stereotactic body radiation therapy. Medical Physics, 50(1), 20-29. [More Information]
• Brighi, C., Waddington, D., Keall, P., Booth, J., O’Brien, K., Silvester, S., Parkinson, J., Mueller, M., Yim, J., Bailey, D., et al (2023). The MANGO study: a prospective investigation of oxygen enhanced and blood-oxygen level dependent MRI as imaging biomarkers of hypoxia in glioblastoma. Frontiers in Oncology, 13. [More Information]
• Whelan, B., Loo, B., Wang, J., Keall, P. (2023). TopasOpt: An open-source library for optimization with Topas Monte Carlo. Medical Physics, 50(2), 1121-1131. [More Information]

2022

• Brighi, C., Puttick, S., Li, S., Keall, P., Neville, K., Waddington, D., Bourgeat, P., Gillman, A., Fay, M. (2022). A novel semiautomated method for background activity and biological tumour volume definition to improve standardisation of 18F-FET PET imaging in glioblastoma. EJNMMI Physics, 9(1), 9. [More Information]
• Keall, R., Keall, P., Kiani, C., Luckett, T., McNeill, R., Lovell, M. (2022). A systematic review of assessment approaches to predict opioid misuse in people with cancer. Supportive Care in Cancer, 30(7), 5645-5658. [More Information]
• Brighi, C., Keall, P., Holloway, L., Walker, A., Whelan, B., de Witt Hamer, P., Verburg, N., Aly, F., Chen, C., Koh, E., Waddington, D. (2022). An investigation of the conformity, feasibility, and expected clinical benefits of multiparametric MRI-guided dose painting radiotherapy in glioblastoma. Neuro-Oncology Advances, 4(1). [More Information]
• Lydiard, S., Pontré, B., Lowe, B., Keall, P. (2022). Atrial fibrillation cardiac radioablation target visibility on magnetic resonance imaging. Physical and Engineering Sciences in Medicine, 45(3), 757-767. [More Information]
• Whelan, B., Trovati, S., Wang, J., Fahrig, R., Maxim, P., Hanuka, A., Shumail, M., Tantawi, S., Merrick, J., Perl, J., Keall, P., et al (2022). Bayesian optimization to design a novel x-ray shaping device. Medical Physics, 49(12), 7623-7637. [More Information]
• Morton, N., Keall, P., O'Brien, R., Reynolds, T. (2022). CArdiac and REspiratory adaptive Computed Tomography (CARE-CT): a proof-of-concept digital phantom study. Physical and Engineering Sciences in Medicine, 45(4), 1257-1271. [More Information]
• Begg, J., Jelen, U., Keall, P., Liney, G., Holloway, L. (2022). Experimental characterisation of the magnetic field correction factor, k B →, for Roos chambers in a parallel MRI-linac. Physics in Medicine and Biology, 67(9). [More Information]
• Keall, P., Brighi, C., Glide-Hurst, C., Liney, G., Liu, P., Lydiard, S., Paganelli, C., Pham, T., Shan, S., Tree, A., Waddington, D., Whelan, B., et al (2022). Integrated MRI-guided radiotherapy — opportunities and challenges. Nature Reviews Clinical Oncology, 19(7), 458-470. [More Information]
• Grover, J., Byrne, H., Sun, Y., Kipritidis, J., Keall, P. (2022). Investigating the use of machine learning to generate ventilation images from CT scans. Medical Physics, 49(8), 5258-5267. [More Information]
• Begg, J., Jelen, U., Keall, P., Liney, G., Holloway, L. (2022). Ion chamber magnetic field correction factors measured via microDiamond cross-calibration from a conventional linac to MRI-linac. Frontiers in Physics, 10. [More Information]
• Pham, T., Whelan, B., Oborn, B., Delaney, G., Vinod, S., Brighi, C., Barton, M., Keall, P. (2022). Magnetic resonance imaging (MRI) guided proton therapy: A review of the clinical challenges, potential benefits and pathway to implementation. Radiotherapy and Oncology, 170, 37-47. [More Information]
• Mueller, M., Booth, J., Briggs, A., Jayamanne, D., Panettieri, V., Senthi, S., Shieh, C., Keall, P. (2022). MArkerless image Guidance using Intrafraction Kilovoltage x-ray imaging (MAGIK): Study protocol for a phase I interventional study for lung cancer radiotherapy. BMJ Open, 12(1), e21057135-1-e21057135-8. [More Information]
• Hewson, E., Nguyen, D., Le, A., Booth, J., Keall, P., Mejnertsen, L. (2022). Optimising multi-target multileaf collimator tracking using real-time dose for locally advanced prostate cancer patients. Physics in Medicine and Biology, 67(18). [More Information]
• Lau, B., Reynolds, T., Keall, P., Sonke, J., Vinod, S., Dillon, O., O'Brien, R. (2022). Reducing 4DCBCT imaging dose and time: Exploring the limits of adaptive acquisition and motion compensated reconstruction. Physics in Medicine and Biology, 67(6). [More Information]
• Brighi, C., Verburg, N., Koh, E., Walker, A., Chen, C., Pillay, S., de Witt Hamer, P., Aly, F., Holloway, L., Keall, P., Waddington, D. (2022). Repeatability of radiotherapy dose-painting prescriptions derived from a multiparametric magnetic resonance imaging model of glioblastoma infiltration. Physics And Imaging In Radiation Oncology, 23, 8-15. [More Information]
• Ball, H., Santanam, L., Senan, S., Tanyi, J., van Herk, M., Keall, P. (2022). Results from the AAPM Task Group 324 respiratory motion management in radiation oncology survey. Journal of Applied Clinical Medical Physics, 23(11). [More Information]
• Morton, N., O'Brien, R., Keall, P., Reynolds, T. (2022). System requirements to improve adaptive 4-dimensional computed tomography (4D CT) imaging. Biomedical Physics & Engineering Express, 8(6). [More Information]
• Mueller, M., Poulsen, P., Hansen, R., Verbakel, W., Berbeco, R., Ferguson, D., Mori, S., Ren, L., Roeske, J., Wang, L., Keall, P., et al (2022). The markerless lung target tracking AAPM Grand Challenge (MATCH) results. Medical Physics, 49(2), 1161-1180. [More Information]

2021

• Lydiard PGDip, S., Blanck, O., Hugo, G., O'Brien, R., Keall, P. (2021). A Review of Cardiac Radioablation (CR) for Arrhythmias: Procedures, Technology, and Future Opportunities. International Journal of Radiation Oncology Biology Physics, 109(3), 783-800. [More Information]
• Keall, P., Sawant, A., Berbeco, R., Booth, J., Cho, B., Cerviño, L., Cirino, E., Dieterich, S., Fast, M., Greer, P., et al (2021). AAPM Task Group 264: The safe clinical implementation of MLC tracking in radiotherapy. Medical Physics, 48(5), e44-e64. [More Information]
• Hewson, E., Ge, Y., O'Brien, R., Roderick, S., Bell, L., Poulsen, P., Eade, T., Booth, J., Keall, P., Nguyen, D. (2021). Adapting to the motion of multiple independent targets using multileaf collimator tracking for locally advanced prostate cancer: Proof of principle simulation study. Medical Physics, 48(1), 114-124. [More Information]
• Reynolds, T., Dillon, O., Prinable, J., Whelan, B., Keall, P., O'Brien, R. (2021). Adaptive CaRdiac cOne BEAm computed Tomography (ACROBEAT): Developing the next generation of cardiac cone beam CT imaging. Medical Physics, 48(5), 2543-2552. [More Information]
• Lydiard, S., Pontré, B., Lowe, B., Ball, H., Sasso, G., Keall, P. (2021). Cardiac radioablation for atrial fibrillation: Target motion characterization and treatment delivery considerations. Medical Physics, 48(3), 931-941. [More Information]
• Mejnertsen, L., Hewson, E., Nguyen, D., Booth, J., Keall, P. (2021). Dose-based optimisation for multi-leaf collimator tracking during radiation therapy. Physics in Medicine and Biology, 66(6), 65027. [More Information]
• Hewson, E., Dipuglia, A., Kipritidis, J., Ge, Y., O'Brien, R., Roderick, S., Bell, L., Poulsen, P., Eade, T., Booth, J., Keall, P., Nguyen, D. (2021). First experimental evaluation of multi-target multileaf collimator tracking during volumetric modulated arc therapy for locally advanced prostate cancer. Radiotherapy and Oncology, 160, 212-220. [More Information]
• Buckley, J., Smith, A., Sidhom, M., Rai, R., Liney, G., Dowling, J., Metcalfe, P., Holloway, L., Keall, P. (2021). Measurements of human tolerance to horizontal rotation within an MRI scanner: Towards gantry-free radiation therapy. Journal of Medical Imaging and Radiation Oncology, 65(1), 112-119. [More Information]
• Reynolds, T., Lim, P., Keall, P., O'Brien, R. (2021). Minimizing 4DCBCT imaging dose and scan time with Respiratory Motion Guided 4DCBCT: A pre-clinical investigation. Biomedical Physics & Engineering Express, 7(2), 25009-1-25009-11. [More Information]
• Booth, J., Caillet, V., Briggs, A., Hardcastle, N., Angelis, G., Jayamanne, D., Shepherd, M., Podreka, A., Szymura, K., Nguyen, D., O'Brien, R., Eade, T., Keall, P., et al (2021). MLC tracking for lung SABR is feasible, efficient and delivers high-precision target dose and lower normal tissue dose. Radiotherapy and Oncology, 155, 131-137. [More Information]
• Lydiard, S., Pontré, B., Hindley, N., Lowe, B., Sasso, G., Keall, P. (2021). MRI-guided cardiac-induced target motion tracking for atrial fibrillation cardiac radioablation: MRIg tracking: AF CR targets. Radiotherapy and Oncology, 164, 138-145. [More Information]
• Buckley, J., Dowling, J., Sidhom, M., Liney, G., Rai, R., Metcalfe, P., Holloway, L., Keall, P. (2021). Pelvic organ motion and dosimetric implications during horizontal patient rotation for prostate radiation therapy. Medical Physics, 48(1), 397-413. [More Information]
• Liu, P., Gardner, M., Heng, S., Shieh, C., Nguyen, D., Debrot, E., O'Brien, R., Downes, S., Jackson, M., Keall, P. (2021). Pre-treatment and real-time image guidance for a fixed-beam radiotherapy system. Physics in Medicine and Biology, 66(6), 64003. [More Information]
• Hindley, N., Lydiard, S., Shieh, C., Keall, P. (2021). Proof-of-concept for x-ray based real-time image guidance during cardiac radioablation. Physics in Medicine and Biology, 66(17), 175010. [More Information]
• Hardcastle, N., Briggs, A., Caillet, V., Angelis, G., Chrystall, D., Jayamanne, D., Shepherd, M., Harris, B., Haddad, C., Eade, T., Keall, P., Booth, J. (2021). Quantification of the geometric uncertainty when using implanted markers as a surrogate for lung tumor motion. Medical Physics, 48(6), 2724-2732. [More Information]
• Muurholm, C., Ravkilde, T., Skouboe, S., Worm, E., Hansen, R., Hoyer, M., Keall, P., Poulsen, P. (2021). Real-time dose-guidance in radiotherapy: Proof of principle. Radiotherapy and Oncology, 164, 175-182. [More Information]
• Lau, B., Reynolds, T., Wallis, A., Smith, S., George, A., Keall, P., Sonke, J., Vinod, S., Dillon, O., O'Brien, R. (2021). Reducing 4DCBCT scan time and dose through motion compensated acquisition and reconstruction. Physics in Medicine and Biology, 66(7), 75002. [More Information]
• Lee, Y., Nguyen, D., Moodie, T., O'Brien, R., McMaster, A., Hickey, A., Pritchard, N., Poulsen, P., Tabaksblat, E., Weber, B., Gebski, V., Keall, P., et al (2021). Study protocol of the LARK (TROG 17.03) clinical trial: a phase II trial investigating the dosimetric impact of Liver Ablative Radiotherapy using Kilovoltage intrafraction monitoring. BMC Cancer, 21(1), 494. [More Information]
• Gardner, M., Dillon, O., Shieh, C., O'Brien, R., Debrot, E., Barber, J., Ahern, V., Bennett, P., Heng, S., Corde, S., Keall, P., et al (2021). The adaptation and investigation of cone-beam CT reconstruction algorithms for horizontal rotation fixed-gantry scans of rabbits. Physics in Medicine and Biology, 66(10), 105012. [More Information]
• O'Brien, R., Dillon, O., Lau, B., George, A., Smith, S., Wallis, A., Sonke, J., Keall, P., Vinod, S. (2021). The first-in-human implementation of adaptive 4D cone beam CT for lung cancer radiotherapy: 4DCBCT in less time with less dose. Radiotherapy and Oncology, 161, 29-34. [More Information]
• Zwan, B., Caillet, V., Booth, J., Colvill, E., Fuangrod, T., O'Brien, R., Briggs, A., O’Connor, D., Keall, P., Greer, P. (2021). Toward real-time verification for MLC tracking treatments using time-resolved EPID imaging. Medical Physics, 48(3), 953-964. [More Information]

2020

• Hewson, E., Nguyen, D., Hugo, G., Booth, J., Keall, P. (2020). Adaptive Radiation Therapy (ART). In Jacob Van Dyk (Eds.), The Modern Technology of Radiation Oncology, Vol 4, (pp. 259-299). Madison WI: Medical Physics Publishing.
• Jelen, U., Dong, B., Begg, J., Roberts, N., Whelan, B., Keall, P., Liney, G. (2020). Dosimetric Optimization and Commissioning of a High Field Inline MRI-Linac. Frontiers in Oncology, 10, 136. [More Information]
• Dillon, O., Keall, P., Shieh, C., O'Brien, R. (2020). Evaluating reconstruction algorithms for respiratory motion guided acquisition. Physics in Medicine and Biology, 65(17), 175009. [More Information]
• Shi, K., Dipuglia, A., Booth, J., Alnaghy, S., Kyme, A., Keall, P., Nguyen, D. (2020). Experimental evaluation of the dosimetric impact of intrafraction prostate rotation using film measurement with a 6DoF robotic arm. Medical Physics, 47(12), 6068-6076. [More Information]
• Liu, P., Dong, B., Nguyen, D., Ge, Y., Hewson, E., Waddington, D., O'Brien, R., Liney, G., Keall, P. (2020). First experimental investigation of simultaneously tracking two independently moving targets on an MRI-linac using real-time MRI and MLC tracking. Medical Physics, 47(12), 6440-6449. [More Information]
• Caillet, V., Zwan, B., Briggs, A., Hardcastle, N., Szymura, K., Prodreka, A., O'Brien, R., Harris, B., Greer, P., Haddad, C., Booth, J., Keall, P., et al (2020). Geometric uncertainty analysis of MLC tracking for lung SABR. Physics in Medicine and Biology, 65(23), 1-11. [More Information]
• Hewson, E., Nguyen, D., O'Brien, R., Poulsen, P., Booth, J., Greer, P., Eade, T., Kneebone, A., Hruby, G., Moodie, T., Keall, P., et al (2020). Is multileaf collimator tracking or gating a better intrafraction motion adaptation strategy? An analysis of the TROG 15.01 stereotactic prostate ablative radiotherapy with KIM (SPARK) trial. Radiotherapy and Oncology, 151, 234-241. [More Information]
• Kurz, C., Buizza, G., Landry, G., Kamp, F., Rabe, M., Paganelli, C., Baroni, G., Reiner, M., Keall, P., Van Den Berg, C., et al (2020). Medical physics challenges in clinical MR-guided radiotherapy. Radiation Oncology, 15(1), 93. [More Information]
• O'Brien, R., Keall, P. (2020). Optimized 4D Cone Beam Computed Tomography Projection Allocation. Patent No. 2015213469, 3102111. , France, Germany, Switzerland, United Kingdom.
• Keall, P., Nguyen, D., O'Brien, R., Hewson, E., Ball, H., Poulsen, P., Booth, J., Greer, P., Hunter, P., Wilton, L., Eade, T., Kneebone, A., Hruby, G., Hardcastle, N., Gebski, V., et al (2020). Real-Time Image Guided Ablative Prostate Cancer Radiation Therapy: Results From the TROG 15.01 SPARK Trial. International Journal of Radiation Oncology Biology Physics, 107(3), 530-538. [More Information]
• Morton, N., Sykes, J., Barber, J., Hofmann, C., Keall, P., O'Brien, R. (2020). Reducing 4D CT imaging artifacts at the source: First experimental results from the respiratory adaptive computed tomography (REACT) system. Physics in Medicine and Biology, 65(7), 75012. [More Information]
• Poulsen, P., Murtaza, G., Worm, E., Ravkilde, T., O'Brien, R., Grau, C., Hoyer, M., Keall, P. (2020). Simulated multileaf collimator tracking for stereotactic liver radiotherapy guided by kilovoltage intrafraction monitoring: Dosimetric gain and target overdose trends. Radiotherapy and Oncology, 144, 93-100. [More Information]
• Mueller, M., Zolfaghari, R., Briggs, A., Furtado, H., Booth, J., Keall, P., Nguyen, D., O'Brien, R., Shieh, C. (2020). The first prospective implementation of markerless lung target tracking in an experimental quality assurance procedure on a standard linear accelerator. Physics in Medicine and Biology, 65(2), 1-12. [More Information]
• Reynolds, T., Dillon, O., Prinable, J., Whelan, B., Keall, P., O'Brien, R. (2020). Toward improved 3D carotid artery imaging with Adaptive CaRdiac cOne BEAm computed Tomography (ACROBEAT). Medical Physics, 47(11), 5749-5760. [More Information]
• Kueng, R., Oborn, B., Roberts, N., Causer, T., Stampanoni, M., Manser, P., Keall, P., Fix, M. (2020). Towards MR-guided electron therapy: Measurement and simulation of clinical electron beams in magnetic fields. Physica Medica, 78, 83-92. [More Information]

2019

• Mylonas, A., Keall, P., Booth, J., Shieh, C., Eade, T., Poulsen, P., Nguyen, D. (2019). A deep learning framework for automatic detection of arbitrarily shaped fiducial markers in intrafraction fluoroscopic images. Medical Physics, 46(5), 2286-2297. [More Information]
• Pinkham, D., Negahdar, M., Yamamoto, T., Mittra, E., Diehn, M., Nair, V., Keall, P., Maxim, P., Loo, B. (2019). A Feasibility Study of Single-inhalation, Single-energy Xenon-enhanced CT for High-resolution Imaging of Regional Lung Ventilation in Humans. Academic Radiology, 26(1), 38-49. [More Information]
• Lee, D., Kim, S., Palta, J., Lewis, B., Keall, P., Kim, T. (2019). A retrospective 4D-MRI based on 2D diaphragm profiles for lung cancer patients. Journal of Medical Imaging and Radiation Oncology, 63(3), 360-369. [More Information]
• Garau, N., Via, R., Meschini, G., Lee, D., Keall, P., Riboldi, M., Baroni, G., Paganelli, C. (2019). A ROI-based global motion model established on 4DCT and 2D cine-MRI data for MRI-guidance in radiation therapy. Physics in Medicine and Biology, 64(4), 1-16. [More Information]
• Alnaghy, S., Kyme, A., Caillet, V., Nguyen, D., O'Brien, R., Booth, J., Keall, P. (2019). A six-degree-of-freedom robotic motion system for quality assurance of real-time image-guided radiotherapy. Physics in Medicine and Biology, 64(10), 1-12. [More Information]
• Buckley, J., Rai, R., Liney, G., Dowling, J., Holloway, L., Metcalfe, P., Keall, P. (2019). Anatomical deformation due to horizontal rotation: towards gantry-free radiation therapy. Physics in Medicine and Biology, 64(17), 1-12. [More Information]
• Steiner, E., Shieh, C., Caillet, V., Booth, J., O'Brien, R., Briggs, A., Hardcastle, N., Jayamanne, D., Szymura, K., Eade, T., Keall, P. (2019). Both four-dimensional computed tomography and four-dimensional cone beam computed tomography under-predict lung target motion during radiotherapy. Radiotherapy and Oncology, 135, 65-73. [More Information]
• Geimer, T., Keall, P., Breininger, K., Caillet, V., Dunbar, M., Bert, C., Maier, A. (2019). Decoupling Respiratory and Angular Variation in Rotational X-ray Scans Using a Prior Bilinear Model. In Thomas Brox, Andres Bruhn, Mario Fritz (Eds.), Pattern Recognition: 40th German Conference, GCPR 2018, Stuttgart, Germany, October 9-12, 2018, Proceedings, (pp. 583-594). Cham: Springer. [More Information]
• Liu, P., O'Brien, R., Heng, S., Newall, M., Downes, S., Shieh, C., Corde, S., Jackson, M., Keall, P. (2019). Development and commissioning of a full-size prototype fixed-beam radiotherapy system with horizontal patient rotation. Medical Physics, 46(3), 1331-1340. [More Information]
• Muurholm, C., Ravkilde, T., Skouboe, S., Eade, T., Nguyen, D., Booth, J., Keall, P., Poulsen, P. (2019). Dose reconstruction including dynamic six-degree of freedom motion during prostate radiotherapy. 10th International Conference on 3D Radiation Dosimetry (IC3DDose 2018), Kunshan: Institute of Physics Publishing. [More Information]
• Wolf, J., Nicholls, J., Hunter, P., Nguyen, D., Keall, P., Martin, J. (2019). Dosimetric impact of intrafraction rotations in stereotactic prostate radiotherapy: A subset analysis of the TROG 1501 SPARK trial. Radiotherapy and Oncology, 136, 143-147. [More Information]
• Reynolds, T., Shieh, C., Keall, P., O'Brien, R. (2019). Dual Cardiac and Respiratory Gated Thoracic Imaging via Adaptive Gantry Velocity and Projection Rate Modulation on a Linear Accelerator: A Proof-of-Concept Simulation Study. Medical Physics, 46(9), 4116-4126. [More Information]
• Maxim, P., Keall, P., Cai, J. (2019). FLASH Radiotherapy: Newsflash or Flash in The Pan? Medical Physics, 46(10), 4287-4290. [More Information]
• Hegi-Johnson, F., de Ruysscher, D., Keall, P., Hendriks, L., Vinogradskiy, Y., Yamamoto, T., Tahir, B., Kipritidis, J. (2019). Imaging of regional ventilation: Is CT ventilation imaging the answer? A systematic review of the validation data. Radiotherapy and Oncology, 137, 175-185. [More Information]
• Keall, P., Nguyen, D., O'Brien, R., Zhang, P., Bertholet, J., Poulsen, P. (2019). In Reply to Dahele and Verbakel. International Journal of Radiation Oncology Biology Physics, 103(1), 283-284. [More Information]
• Keall, P., Kron, T., Zaidi, H. (2019). In the future, emission-guided radiation therapy will play a critical role in clinical radiation oncology. Medical Physics, 46(4), 1519-1522. [More Information]
• Cooper, B., Rong, Y., Keall, P. (2019). Motion Management in Stereotactic Body Radiation Therapy. In Daniel M. Trifiletti, Samuel T. Chao, Arjun Sahgal, Jason P. Sheehan (Eds.), Stereotactic Radiosurgery and Stereotactic Body Radiation Therapy. A Comprehensive Guide, (pp. 195-215). Switzerland: Springer Nature Switzerland. [More Information]
• Whelan, B., Oborn, B., Liney, G., Keall, P. (2019). MRI Linac Systems. In Gary Liney, Uulke van der Heide (Eds.), MRI for Radiotherapy: Planning, Delivery, and Response Assessment, (pp. 155-168). Cham: Springer Nature. [More Information]
• Hindley, N., Keall, P., Booth, J., Shieh, C. (2019). Real-time direct diaphragm tracking using kV imaging on a standard linear accelerator. Medical Physics, 46(10), 4481-4489. [More Information]
• Bertholet, J., Knopf, A., Eiben, B., McClelland, J., Grimwood, A., Harris, E., Menten, M., Poulsen, P., Nguyen, D., Keall, P., et al (2019). Real-time intrafraction motion monitoring in external beam radiotherapy. Physics in Medicine and Biology, 64(15), 1-33. [More Information]
• Cooper, B., O'Brien, R., Shieh, C., Keall, P. (2019). Real-time respiratory triggered four dimensional cone-beam CT halves imaging dose compared to conventional 4D CBCT. Physics in Medicine and Biology, 64(7). [More Information]
• Geimer,, T., Ploner,, S., Keall, P., Bert,, C., Maier,, A. (2019). Respiratory Deformation Estimation in X-Ray-Guided IMRT Using a Bilinear Model. Informatik aktuell, : Springer Verlag.
• Keall, P., Poulsen, P., Booth, J. (2019). See, Think, and Act: Real-Time Adaptive Radiotherapy. Seminars in Radiation Oncology, 29(3), 228-235. [More Information]
• Shieh, C., Gonzalez, Y., Li, B., Jia, X., Rit, S., Mory, C., Riblett, M., Hugo, G., Zhang, Y., Jiang, Z., Keall, P., et al (2019). SPARE: SPArse-view reconstruction challenge for 4D cone-beam CT from a one-minute scan. Medical Physics, 46(9), 3799-3811. [More Information]
• Begg, J., Alnaghy, S., Causer, T., Alharthi, T., George, A., Glaubes, L., Dong, B., Goozee, G., Keall, P., Jelen, U., Liney, G., Holloway, L. (2019). Technical Note: Experimental characterization of the dose deposition in parallel MRI-linacs at various magnetic field strengths. Medical Physics, 46(11), 5152-5158. [More Information]
• Caillet, V., O'Brien, R., Moore, D., Poulsen, P., Pommer, T., Colvill, E., Sawant, A., Booth, J., Keall, P. (2019). Technical Note: In silico and experimental evaluation of two leaf-fitting algorithms for MLC tracking based on exposure error and plan complexity. Medical Physics, 46(4), 1814-1820. [More Information]
• Liney, G., Jelen, U., Byrne, H., Dong, B., Roberts, T., Kuncic, Z., Keall, P. (2019). Technical Note: The first live treatment on a 1.0 Tesla inline MRI-linac. Medical Physics, 46(7), 3254-3258. [More Information]
• Hewson, E., Nguyen, D., O'Brien, R., Kim, J., Montanaro, T., Moodie, T., Greer, P., Hardcastle, M., Eade, T., Kneebone, A., Booth, J., Keall, P., et al (2019). The accuracy and precision of the KIM motion monitoring system used in the multi-institutional TROG 15.01 Stereotactic Prostate Ablative Radiotherapy with KIM (SPARK) trial. Medical Physics, 46(11), 4725-4737. [More Information]
• Kipritidis, J., Tahir, B., Cazoulat, G., Hofman, M., Siva, S., Callahan, J., Hardcastle, N., Yamamoto, T., Christensen, G., Reinhardt, J., Booth, J., Eslick, E., Hegi-Johnson, F., Keall, P., et al (2019). The VAMPIRE Challenge: A Multi-Institutional Validation Study of CT Ventilation Imaging. Medical Physics, 46(3), 1198-1217. [More Information]
• Paganelli, C., Portoso, S., Garau, N., Meschini, G., Via, R., Buizza, G., Keall, P., Riboldi, M., Baroni, G. (2019). Time-resolved volumetric MRI in MRI-guided radiotherapy: an in-silico comparative analysis. Physics in Medicine and Biology, 64, 1-16. [More Information]
• Reynolds, T., Shieh, C., Keall, P., O'Brien, R. (2019). Towards patient connected imaging with ACROBEAT: Adaptive CaRdiac cOne BEAm computed Tomography. Physics in Medicine and Biology, 64(6), 1-14. [More Information]
• Martin, J., Keall, P., Siva, S., Greer, P., Christie, D., Moore, K., Dowling, J., Pryor, D., Chong, P., McLeod, N., et al (2019). TROG 18.01 phase III randomised clinical trial of the Novel Integration of New prostate radiation schedules with adJuvant Androgen deprivation: NINJA study protocol. BMJ Open, 9(8), 1-10. [More Information]

2018

• Steiner, E., Shieh, C., Caillet, V., Booth, J., Hardcastle, N., Briggs, A., Jayamanne, D., Haddad, C., Eade, T., Keall, P. (2018). 4-Dimensional Cone Beam Computed Tomography-Measured Target Motion Underrepresents Actual Motion. International Journal of Radiation Oncology Biology Physics, 102(4), 932-940. [More Information]
• Colvill, E., Booth, J., Keall, P. (2018). 4D Dosimetry. In B Mijnheer (Eds.), Clinical 3D Dosimetry in Modern Radiation Therapy, (pp. 281-299). Boca Raton: CRC Press. [More Information]
• Barber, J., Shieh, C., Counter, W., Sykes, J., Bennett, P., Ahern, V., Corde, S., Heng, S., White, P., Jackson, M., Liu, P., Keall, P., Feain, I. (2018). A CBCT study of the gravity-induced movement in rotating rabbits. Physics in Medicine and Biology, 63(10), 1-8. [More Information]
• Montanaro, T., Nguyen, D., Keall, P., Booth, J., Eade, T., Haddad, C., Caillet, V., Shieh, C. (2018). A comparison of gantry-mounted x-ray-based real-Time target tracking methods. Medical Physics, 45(3), 1222-1232. [More Information]
• Mueller, M., Paganelli, C., Keall, P. (2018). A phantom study to create synthetic CT from orthogonal two-dimensional cine MRI and evaluate the effect of irregular breathing. 40th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC 2018), Honolulu, Hawaii: Institute of Electrical and Electronics Engineers (IEEE). [More Information]
• Nguyen, D., Booth, J., Caillet, V., Hardcastle, N., Briggs, A., Haddad, C., Eade, T., O'Brien, R., Keall, P. (2018). An augmented correlation framework for the estimation of tumour translational and rotational motion during external beam radiotherapy treatments using intermittent monoscopic X-ray imaging and an external respiratory signal. Physics in Medicine and Biology, 63(20), 1-17. [More Information]
• Martin, S., O'Brien, R., Hofmann, C., Keall, P., Kipritidis, J. (2018). An in silico performance characterization of respiratory motion guided 4DCT for high-quality low-dose lung cancer imaging. Physics in Medicine and Biology, 63, 1-15. [More Information]
• Nguyen, D., Bertholet, J., Kim, J., O'Brien, R., Booth, J., Poulsen, P., Keall, P. (2018). An interdimensional correlation framework for real-time estimation of six degree of freedom target motion using a single x-ray imager during radiotherapy. Physics in Medicine and Biology, 63(1), 1-15. [More Information]
• Lee, D., Greer, P., Paganelli, C., Ludbrook, J., Kim, T., Keall, P. (2018). Audiovisual biofeedback improves the correlation between internal/external surrogate motion and lung tumor motion. Medical Physics, 45(3), 1009-1017. [More Information]
• Yamamoto, T., Kabus, S., Bal, M., Bzdusek, K., Keall, P., Wright, C., Benedict, S., Daly, M. (2018). Changes in Regional Ventilation During Treatment and Dosimetric Advantages of CT Ventilation Image Guided Radiation Therapy for Locally Advanced Lung Cancer. International Journal of Radiation Oncology Biology Physics, 102(4), 1366-1373. [More Information]
• Shieh, C., Barber, J., Counter, W., Sykes, J., Bennett, P., Heng, S., White, P., Corde, S., Jackson, M., Ahern, V., O'Brien, R., Keall, P., et al (2018). Cone-beam CT reconstruction with gravity-induced motion. Physics in Medicine and Biology, 63(20), 1-11. [More Information]
• Eslick, E., Kipritidis, J., Gradinscak, D., Stevens, M., Bailey, D., Harris, B., Booth, J., Keall, P. (2018). CT ventilation imaging derived from breath hold CT exhibits good regional accuracy with Galligas PET. Radiotherapy and Oncology, 127(2), 267-273. [More Information]
• Keall, P., Colvill, E., O'Brien, R., Caillet, V., Eade, T., Kneebone, A., Hruby, G., Poulsen, P., Zwan, B., Greer, P., Booth, J. (2018). Electromagnetic-Guided MLC Tracking Radiation Therapy for Prostate Cancer Patients: Prospective Clinical Trial Results. International Journal of Radiation Oncology Biology Physics, 101(2), 387-395. [More Information]
• Paganelli, C., Lee, D., Kipritidis, J., Whelan, B., Greer, P., Baroni, G., Riboldi, M., Keall, P. (2018). Feasibility study on 3D image reconstruction from 2D orthogonal cine-MRI for MRI-guided radiotherapy. Journal of Medical Imaging and Radiation Oncology, 62(3), 389-400. [More Information]
• Paganelli, C., Kipritidis, J., Lee, D., Baroni, G., Keall, P., Riboldi, M. (2018). Image-based retrospective 4D MRI in external beam radiotherapy: A comparative study with a digital phantom. Medical Physics, 45(7), 3161-3172. [More Information]
• Liney, G., Dong, B., Weber, E., Rai, R., Destruel, A., Garcia-Alvarez, R., Manton, D., Jelen, U., Zhang, K., Barton, M., Keall, P., et al (2018). Imaging performance of a dedicated radiation transparent RF coil on a 1.0 Tesla inline MRI-linac. Physics in Medicine and Biology, 63, 1-10. [More Information]
• Pollock, S., Tse, R., Martin, D., McLean, L., Pham, M., Tait, D., Estoesta, R., Whittington, G., Turley, J., Kearney, C., Hill, R., Makhija, K., O'Brien, R., Keall, P., et al (2018). Impact of audiovisual biofeedback on interfraction respiratory motion reproducibility in liver cancer stereotactic body radiotherapy. Journal of Medical Imaging and Radiation Oncology, 62(1), 133-139. [More Information]
• Chapman, C., McGuinness, C., Gottschalk, A., Yom, S., Garsa, A., Anwar, M., Braunstein, S., Sudhyadhom, A., Keall, P., Descovich, M. (2018). Influence of respiratory motion management technique on radiation pneumonitis risk with robotic stereotactic body radiation therapy. Journal of Applied Clinical Medical Physics, 19(4), 48-57. [More Information]
• Lydiard, S., Caillet, V., Ipsen, S., O'Brien, R., Blanck, O., Poulsen, P., Booth, J., Keall, P. (2018). Investigating multi-leaf collimator tracking in stereotactic arrhythmic radioablation (STAR) treatments for atrial fibrillation. Physics in Medicine and Biology, 63(19), 1-13. [More Information]
• Lowther, N., Ipsen, S., Marsh, S., Blanck, O., Keall, P. (2018). Investigation of the XCAT phantom as a validation tool in cardiac MRI tracking algorithms. Physica Medica, 45, 44-51. [More Information]
• Martin, J., Supiot, S., Keall, P., Catton, C. (2018). Moderately hypofractionated prostate external-beam radiotherapy: an emerging standard. British Journal of Radiology, 91(1086), 1-8. [More Information]
• Paganelli, C., Whelan, B., Peroni, M., Summers, P., Fast, M., van de Lindt, T., McClelland, J., Eiben, B., Keall, P., Lomax, T., et al (2018). MRI-guidance for motion management in external beam radiotherapy: Current status and future challenges. Physics in Medicine and Biology, 63(22), 1-20. [More Information]
• Liney, G., Whelan, B., Oborn, B., Barton, M., Keall, P. (2018). MRI-Linear Accelerator Radiotherapy Systems. Clinical Oncology, 30(11), 686-691. [More Information]
• Whelan, B., Kolling, S., Oborn, B., Keall, P. (2018). Passive magnetic shielding in MRI-Linac systems. Physics in Medicine and Biology, 63(7), 1-16. [More Information]
• Whelan, B., Welgampola, M., McGarvie, L., Makhija, K., Turner, R., Holloway, L., Feain, I., Jackson, M., Barton, M., Keall, P. (2018). Patient reported outcomes of slow, single arc rotation: Do we need rotating gantries? Journal of Medical Imaging and Radiation Oncology, 62(4), 533-561. [More Information]
• Toftegaard, J., Keall, P., O'Brien, R., Ruan, D., Ernst, F., Homma, N., Ichiji, K., Poulsen, P. (2018). Potential improvements of lung and prostate MLC tracking investigated by treatment simulations. Medical Physics, 45(5), 2218-2229. [More Information]
• Duncan, M., Newall, M., Caillet, V., Booth, J., Keall, P., Lerch, M., Perevertaylo, V., Rosenfeld, A., Petasecca, M. (2018). Real-time high spatial resolution dose verification in stereotactic motion adaptive arc radiotherapy. Journal of Applied Clinical Medical Physics, 19(4), 173-184. [More Information]
• Keall, P., Nguyen, D., O'Brien, R., Zhang, P., Happersett, L., Bertholet, J., Poulsen, P. (2018). Review of Real-Time 3-Dimensional Image Guided Radiation Therapy on Standard-Equipped Cancer Radiation Therapy Systems: Are We at the Tipping Point for the Era of Real-Time Radiation Therapy? International Journal of Radiation Oncology Biology Physics, 102(4), 922-931. [More Information]
• Liu, P., Nguyen, D., Feain, L., O'Brien, R., Keall, P., Booth, J. (2018). Technical note: Real-time image-guided adaptive radiotherapy of a rigid target for a prototype fixed beam radiotherapy system. Medical Physics, 45(10), 4660-4666. [More Information]
• Hegi-Johnson, F., Atwood, T., Keall, P., Loo, B. (2018). Technical Requirements for Lung Cancer Radiotherapy. In Not known (Eds.), IASLC Thoracic Oncology, (pp. 318-329.e2). TBC. [More Information]
• Kim, J., Nguyen, D., Booth, J., Huang, C., Fuangrod, T., Poulsen, P., O'Brien, R., Caillet, V., Eade, T., Kneebone, A., Keall, P. (2018). The accuracy and precision of Kilovoltage Intrafraction Monitoring (KIM) six degree-of-freedom prostate motion measurements during patient treatments. Radiotherapy and Oncology, 126(2), 236-243. [More Information]
• Keall, P., Nguyen, D., O'Brien, R., Caillet, V., Hewson, E., Poulsen, P., Bromley, R., Bell, L., Eade, T., Kneebone, A., Booth, J., et al (2018). The first clinical implementation of real-time image-guided adaptive radiotherapy using a standard linear accelerator. Radiotherapy and Oncology, 127(1), 6-11. [More Information]

2017

• Shieh, C., Caillet, V., Dunbar, M., Keall, P., Booth, J., Hardcastle, N., Haddad, C., Eade, T., Feain, I. (2017). A Bayesian approach for three-dimensional markerless tumor tracking using kV imaging during lung radiotherapy. Physics in Medicine and Biology, 62(8), 3065-3080. [More Information]
• Hugo, G., Weiss, E., Sleeman, W., Balik, S., Keall, P., Lu, J., Williamson, J. (2017). A longitudinal four-dimensional computed tomography and cone beam computed tomography dataset for image-guided radiation therapy research in lung cancer. Medical Physics, 44(2), 762-771. [More Information]
• Whelan, B., Liney, G., Dowling, J., Rai, R., Holloway, L., McGarvie, L., Feain, I., Barton, M., Berry, M., Wilkins, R., Keall, P. (2017). An MRI-compatible patient rotation system - design, construction, and first organ deformation results. Medical Physics, 44(2), 581-588. [More Information]
• Lee, D., Greer, P., Lapuz, C., Ludbrook, J., Hunter, P., Arm, J., Pollock, S., Makhija, K., O'Brien, R., Kim, T., Keall, P. (2017). Audiovisual biofeedback guided breath-hold improves lung tumor position reproducibility and volume consistency. Advances in Radiation Oncology, 2(3), 354-362. [More Information]
• Zwan, B., Barnes, M., Hindmarsh, J., Lim, S., Lovelock, D., Fuangrod, T., O'Connor, D., Keall, P., Greer, P. (2017). Commissioning and quality assurance for VMAT delivery systems: An efficient time-resolved system using real-time EPID imaging: An. Medical Physics, 44(8), 3909-3922. [More Information]
• Whelan, B., Moros, E., Fahrig, R., Deye, J., Yi, T., Woodward, M., Keall, P., Siewerdsen, J. (2017). Development and testing of a database of NIH research funding of AAPM members: A report from the AAPM Working Group for the Development of a Research Database (WGDRD). Medical Physics, 44(4), 1590-1601. [More Information]
• Hegi-Johnson, F., Keall, P., Barber, J., Bui, C., Kipritidis, J. (2017). Evaluating the accuracy of 4D-CT ventilation imaging: First comparison with Technegas SPECT ventilation. Medical Physics, 44(8), 4045-4055. [More Information]
• Oborn, B., Gargett, M., Causer, T., Alnaghy, S., Hardcastle, N., Metcalfe, P., Keall, P. (2017). Experimental verification of dose enhancement effects in a lung phantom from inline magnetic fields. Radiotherapy and Oncology, 125(3), 433-438. [More Information]
• Oborn, B., Dowdell, S., Metcalfe, P., Crozier, S., Mohan, R., Keall, P. (2017). Future of medical physics: Real-time MRI-guided proton therapy: Real-time. Medical Physics, 44(8), e77-e90. [More Information]
• Caillet, V., Booth, J., Keall, P. (2017). IGRT and motion management during lung SBRT delivery. Physica Medica, 44, 113-122. [More Information]
• Feain, I., Court, L., Palta, J., Beddar, S., Keall, P. (2017). Innovations in radiotherapy technology. Clinical Oncology, 29(2), 120-128. [More Information]
• Newall, M., Petasecca, M., Duncan, M., Fuduli, I., Shukaili, K., Booth, J., Keall, P., Corde, S., Pereveratylo, V., Lerch, M., et al (2017). Innovative detectors for quality assurance dosimetry in SBRT of stationary and movable targets. Micro-Mini and Nano-Dosimetry and Innovative Technologies in Radiation Therapy (MMND and ITRO 2016), Bristol, UK: Institute of Physics Publishing. [More Information]
• Caillet, V., Keall, P., Colvill, E., Hardcastle, N., O'Brien, R., Szymura, K., Booth, J. (2017). MLC tracking for lung SABR reduces planning target volumes and dose to organs at risk. Radiotherapy and Oncology, 124(1), 18-24. [More Information]
• Keall, P., O'Brien, R., Cooper, B., Lu, J., Williamson, J. (2017). Optimising RMG-4DCBCT Image Acquisition. Patent No. 201280037958, 2736415, 9538976. , China, France, Germany, Ireland, Luxembourg, Monaco, Switzerland, United Kingdom.
• Huang, C., Keall, P., Rice, A., Colvill, E., Ng, J., Booth, J. (2017). Performance assessment of a programmable five degrees-of-freedom motion platform for quality assurance of motion management techniques in radiotherapy. Australasian Physical and Engineering Sciences in Medicine, 40(3), 643-649. [More Information]
• Juneja, P., Colvill, E., Kneebone, A., Eade, T., Ng, J., Thwaites, D., Keall, P., Kaur, R., Poulsen, P., Booth, J. (2017). Quantification of intrafraction prostate motion and its dosimetric effect on VMAT. Australasian Physical and Engineering Sciences in Medicine, 40(2), 317-324. [More Information]
• Kim, J., Nguyen, D., Huang, C., Fuangrod, T., Caillet, V., O'Brien, R., Poulsen, P., Booth, J., Keall, P. (2017). Quantifying the accuracy and precision of a novel real-time 6 degree-of-freedom kilovoltage intrafraction monitoring (KIM) target tracking system. Physics in Medicine and Biology, 62(14), 5744-5759. [More Information]
• Woodruff, H., Shieh, C., Hegi-Johnson, F., Keall, P., Kipritidis, J. (2017). Quantifying the reproducibility of lung ventilation images between 4-Dimensional Cone Beam CT and 4-Dimensional CT. Medical Physics, 44(5), 1771-1781. [More Information]
• Legge, K., Nguyen, D., Ng, J., Wilton, L., Richardson, M., Booth, J., Keall, P., O'Connor, D., Greer, P., Martin, J. (2017). Real-time intrafraction prostate motion during linac based stereotactic radiotherapy with rectal displacement. Journal of Applied Clinical Medical Physics, 18(6), 130-136. [More Information]
• O'Brien, R., Stankovic, U., Sonke, J., Keall, P. (2017). Reducing 4DCBCT imaging time and dose: The first implementation of variable gantry speed 4DCBCT on a linear accelerator. Physics in Medicine and Biology, 62(11), 4300-4317. [More Information]
• Keall, P., Nguyen, D., O'Brien, R., Booth, J., Greer, P., Poulsen, P., Gebski, V., Kneebone, A., Martin, J. (2017). Stereotactic prostate adaptive radiotherapy utilising kilovoltage intrafraction monitoring: The TROG 15.01 SPARK trial. BMC Cancer, 17(1), 1-7. [More Information]
• Feain, I., Coleman, L., Wallis, H., Sokolov, R., O'Brien, R., Keall, P. (2017). Technical Note: The design and function of a horizontal patient rotation system for the purposes of fixed-beam cancer radiotherapy. Medical Physics, 44(6), 2490-2502. [More Information]
• Legge, K., Greer, P., Keall, P., Booth, J., Arumugam, S., Moodie, T., Nguyen, D., Martin, J., O'Connor, D., Lehmann, J. (2017). Technical note: TROG 15.01 SPARK trial multi-institutional imaging dose measurement. Journal of Applied Clinical Medical Physics, 18(5), 358-363. [More Information]
• Nguyen, D., O'Brien, R., Kim, J., Huang, C., Wilton, L., Greer, P., Legge, K., Booth, J., Poulsen, P., Martin, J., Keall, P. (2017). The first clinical implementation of a real-time six degree of freedom target tracking system during radiation therapy based on Kilovoltage Intrafraction Monitoring (KIM). Radiotherapy and Oncology, 123(1), 37-42. [More Information]
• Rai, R., Kumar, S., Batumalai, V., Elwadia, D., Ohanessian, L., Juresic, E., Cassapi, L., Vinod, S., Holloway, L., Keall, P., et al (2017). The integration of MRI in radiation therapy: collaboration of radiographers and radiation therapists. Journal of Medical Radiation Sciences, 64(1), 61-68. [More Information]

2016

• Colvill, E., Booth, J., Nill, S., Fast, M., Bedford, J., Oelfke, U., Nakamura, M., Poulsen, P., Worm, E., Hansen, R., Keall, P., et al (2016). A dosimetric comparison of real-time adaptive and non-adaptive radiotherapy: A multi-institutional study encompassing robotic, gimbaled, multileaf collimator and couch tracking. Radiotherapy and Oncology, 119(1), 159-165. [More Information]
• Whelan, B., Gierman, S., Holloway, L., Schmerge, J., Keall, P., Fahrig, R. (2016). A novel electron accelerator for MRI-Linac radiotherapy. Medical Physics, 43(3), 1285-1294. [More Information]
• Zwan, B., Barnes, M., Fuangrod, T., Stanton, C., O'Connor, D., Keall, P., Greer, P. (2016). An EPID-based system for gantry-resolved MLC quality assurance for VMAT. Journal of Applied Clinical Medical Physics, 17(5), 348-365. [More Information]
• Lee, D., Greer, P., Ludbrook, J., Arm, J., Hunter, P., Pollock, S., Makhija, K., O'Brien, R., Kim, T., Keall, P. (2016). Audiovisual Biofeedback Improves Cine-Magnetic Resonance Imaging Measured Lung Tumor Motion Consistency. International Journal of Radiation Oncology Biology Physics, 94(3), 628-636. [More Information]
• Kida, S., Bal, M., Kabus, S., Negahdar, M., Shan, X., Loo Jr, B., Keall, P., Yamamoto, T. (2016). CT ventilation functional image-based IMRT treatment plans are comparable to SPECT ventilation functional image-based plans. Radiotherapy and Oncology, 118(3), 521-527. [More Information]
• Osborn, B., Ge, Y., Hardcastle, N., Metcalfe, P., Keall, P. (2016). Dose enhancement in radiotherapy of small lung tumors using inline magnetic fields: A Monte Carlo based planning study. Medical Physics, 43(1), 368-377. [More Information]
• Kipritidis, J., Hofman, M., Siva, S., Callahan, J., Le Roux, P., Woodruff, H., Counter, W., Keall, P. (2016). Estimating lung ventilation directly from 4D CT Hounsfield unit values. Medical Physics, 43(1), 33-43. [More Information]
• Feain, I., Shieh, C., White, P., O'Brien, R., Fisher, S., Counter, W., Lazarakis, P., Stewart, D., Downes, S., Jackson, M., Whelan, B., Makhija, K., Huang, C., Keall, P., et al (2016). Functional imaging equivalence and proof of concept for image-guided adaptive radiotherapy with fixed gantry and rotating couch. Advances in Radiation Oncology, 1(4), 365-372. [More Information]
• Eslick, E., Bailey, D., Harris, B., Kipritidis, J., Stevens, M., Li, B., Bailey, E., Gradinscak, D., Pollock, S., Htun, C., Keall, P., et al (2016). Measurement of preoperative lobar lung function with computed tomography ventilation imaging: progress towards rapid stratification of lung cancer lobectomy patients with abnormal lung function. European Journal Of Cardio-Thoracic Surgery, 49(4), 1075-1082. [More Information]
• Seregni, M., Paganelli, C., Lee, D., Greer, P., Baroni, G., Keall, P., Riboldi, M. (2016). Motion prediction in MRI-guided radiotherapy based on interleaved orthogonal cine-MRI. Physics in Medicine and Biology, 61(2), 872-887. [More Information]
• Kipritidis, J., Woodruff, H., Eslick, E., Hegi-Johnson, F., Keall, P. (2016). New pathways for end-to-end validation of CT ventilation imaging (CTVI) using deformable image registration. 2016 IEEE 13th International Symposium on Biomedical Imaging (ISBI): From Nano to Macro, Piscataway: Institute of Electrical and Electronics Engineers (IEEE). [More Information]
• Ipsen, S., Bruder, R., O'Brien, R., Keall, P., Schweikard, A., Poulsen, P. (2016). Online 4D ultrasound guidance for real-time motion compensation by MLC tracking. Medical Physics, 43(10), 5695-5704. [More Information]
• Whelan, B., Holloway, L., Constantin, D., Oborn, B., Bazalova-Carter, M., Fahrig, R., Keall, P. (2016). Performance of a clinical gridded electron gun in magnetic fields: Implications for MRI-linac therapy. Medical Physics, 43(11), 5903-5914. [More Information]
• Lee, D., Greer, P., Pollock, S., Kim, T., Keall, P. (2016). Quantifying the accuracy of the tumor motion and area as a function of acceleration factor for the simulation of the dynamic keyhole magnetic resonance imaging method. Medical Physics, 43(5), 2639-2648. [More Information]
• Keall, P., Ng, J., Juneja, P., O'Brien, R., Huang, C., Colvill, E., Caillet, V., Simpson, E., Poulsen, P., Kneebone, A., Eade, T., Booth, J. (2016). Real-Time 3D Image Guidance Using a Standard LINAC: Measured Motion, Accuracy, and Precision of the First Prospective Clinical Trial of Kilovoltage Intrafraction Monitoringe-Guided Gating for Prostate Cancer Radiation Therapy. International Journal of Radiation Oncology Biology Physics, 94(5), 1015-1021. [More Information]
• Chung, H., Poulsen, P., Keall, P., Cho, S., Cho, B. (2016). Reconstruction of implanted marker trajectories from cone-beam CT projection images using interdimensional correlation modeling. Medical Physics, 43(8), 4643-4654. [More Information]
• Wisotzky, E., O'Brien, R., Keall, P. (2016). Technical Note: A novel leaf sequencing optimization algorithm which considers previous underdose and overdose events for MLC tracking radiotherapy. Medical Physics, 43(1), 132-136. [More Information]
• Liney, G., Dong, B., Begg, J., Vial, P., Zhang, K., Lee, F., Walker, A., Rai, R., Causer, T., Alnaghy, S., Holloway, L., Keall, P., et al (2016). Technical Note: Experimental results from a prototype high-field inline MRI-linac. Medical Physics, 43(9), 5188-5194. [More Information]
• O'Brien, R., Cooper, B., Shieh, C., Stankovic, U., Keall, P., Sonke, J. (2016). The first implementation of respiratory triggered 4DCBCT on a linear accelerator. Physics in Medicine and Biology, 61(9), 3488-3499. [More Information]
• Yamamoto, T., Kabus, S., Bal, M., Keall, P., Benedict, S., Daly, M. (2016). The first patient treatment of computed tomography ventilation functional image-guided radiotherapy for lung cancer. Radiotherapy and Oncology, 118(2), 227-231. [More Information]
• Booth, J., Caillet, V., Hardcastle, N., O'Brien, R., Szymura, K., Crasta, C., Harris, B., Haddad, C., Eade, T., Keall, P. (2016). The first patient treatment of electromagnetic-guided real time adaptive radiotherapy using MLC tracking for lung SABR. Radiotherapy and Oncology, 121(1), 19-25. [More Information]
• Yang, J., Yamamoto, T., Pollock, S., Berger, J., Diehn, M., Graves, E., Loo Jr, B., Keall, P. (2016). The impact of audiovisual biofeedback on 4D functional and anatomic imaging: Results of a lung cancer pilot study. Radiotherapy and Oncology, 120(2), 267-272. [More Information]
• Pollock, S., Kipritidis, J., Lee, D., Bernatowicz, K., Keall, P. (2016). The impact of breathing guidance and prospective gating during thoracic 4DCT imaging: An XCAT study utilizing lung cancer patient motion. Physics in Medicine and Biology, 61(17), 6485-6501. [More Information]
• Ipsen, S., Blanck, O., Lowther, N., Liney, G., Rai, R., Bode, F., Dunst, J., Schweikard, A., Keall, P. (2016). Towards real-time MRI-guided 3D localization of deforming targets for non-invasive cardiac radiosurgery. Physics in Medicine and Biology, 61(22), 7848-7863. [More Information]

2015

• Pollock, S., O'Brien, R., Makhija, K., Hegi-Johnson, F., Ludbrook, J., Rezo, A., Tse, R., Eade, T., Yeghiaian-Alvandi, R., Gebski, V., Keall, P. (2015). Audiovisual biofeedback breathing guidance for lung cancer patients receiving radiotherapy: A multi-institutional phase II randomised clinical trial. BMC Cancer, 15(1), 1-8. [More Information]
• Pollock, S., Keall, R., Keall, P. (2015). Breathing guidance in radiation oncology and radiology: A systematic review of patient and healthy volunteer studies. Medical Physics, 42(9), 5490-5509. [More Information]
• Wallace, D., Ng, J., Keall, P., O'Brien, R., Poulsen, P., Juneja, P., Booth, J. (2015). Determining appropriate imaging parameters for kilovoltage intrafraction monitoring: an experimental phantom study. Physics in Medicine and Biology, 60(12), 4835-4847. [More Information]
• Pollock, S., Tse, R., Martin, D., McLean, L., Cho, G., Hill, R., Pickard, S., Aston, P., Huang, C., Makhija, K., O'Brien, R., Keall, P. (2015). First clinical implementation of audiovisual biofeedback in liver cancer stereotactic body radiation therapy. Journal of Medical Imaging and Radiation Oncology, 59(5), 654-656. [More Information]
• Shieh, C., Kipritidis, J., O'Brien, R., Cooper, B., Kuncic, Z., Keall, P. (2015). Improving thoracic four-dimensional cone-beam CT reconstruction with anatomical-adaptive image regularization (AAIR). Physics in Medicine and Biology, 60(2), 841-868. [More Information]
• Petasecca, M., Newall, M., Booth, J., Duncan, M., Aldosari, A., Fuduli, I., Espinoza, A., Porumb, C., Guatelli, S., Metcalfe, P., Colvill, E., Keall, P., et al (2015). MagicPlate-512: A 2D silicon detector array for quality assurance of stereotactic motion adaptive radiotherapy. Medical Physics, 42(6), 2992-3004. [More Information]
• Shieh, C., Keall, P., Kuncic, Z., Huang, C., Feain, I. (2015). Markerless tumor tracking using short kilovoltage imaging arcs for lung image-guided radiotherapy. Physics in Medicine and Biology, 60(24), 9437-9454. [More Information]
• Kipritidis, J., Hugo, G., Weiss, E., Williamson, J., Keall, P. (2015). Measuring interfraction and intrafraction lung function changes during radiation therapy using four-dimensional cone beam CT ventilation imaging. Medical Physics, 42(3), 1255-1267. [More Information]
• Ruan, D., Keall, P., Sawant, A. (2015). Method and System for Real-Time DMLC-based Target tracking with Opt Motion Compens' Leaf Adaptation. Patent No. 8971489.
• Colvill, E., Booth, J., O'Brien, R., Eade, T., Kneebone, A., Poulsen, P., Keall, P. (2015). Multileaf Collimator Tracking Improves Dose Delivery for Prostate Cancer Radiation Therapy: Results of the First Clinical Trial. International Journal of Radiation Oncology Biology Physics, 92(5), 1141-1147. [More Information]
• Juneja, P., Kneebone, A., Booth, J., Thwaites, D., Kaur, R., Colvill, E., Ng, J., Keall, P., Eade, T. (2015). Prostate motion during radiotherapy of prostate cancer patients with and without application of a hydrogel spacer: a comparative study. Radiation Oncology, 10, 1-6. [More Information]
• Oborn, B., Dowdell, S., Metcalfe, P., Crozier, S., Mohan, R., Keall, P. (2015). Proton beam deflection in MRI fields: Implications for MRI-guided proton therapy. Medical Physics, 42(5), 2113-2124. [More Information]
• Paganelli, C., Lee, D., Greer, P., Baroni, G., Riboldi, M., Keall, P. (2015). Quantification of lung tumor rotation with automated landmark extraction using orthogonal cine MRI images. Physics in Medicine and Biology, 60(18), 7165-7178. [More Information]
• Cooper, B., O'Brien, R., Kipritidis, J., Shieh, C., Keall, P. (2015). Quantifying the image quality and dose reduction of respiratory triggered 4D cone-beam computed tomography with patient-measured breathing. Physics in Medicine and Biology, 60(24), 9493-9513. [More Information]
• Bernatowicz, K., Keall, P., Mishra, P., Knopf, A., Lomax, A., Kipritidis, J. (2015). Quantifying the impact of respiratory-gated 4D CT acquisition on thoracic image quality: a digital phantom study. Medical Physics, 42(1), 324-334. [More Information]
• Huang, C., Nasehi Tehrani, J., Ng, J., Booth, J., Keall, P. (2015). Six Degrees-of-Freedom Prostate and Lung Tumor Motion Measurements Using Kilovoltage Intrafraction Monitoring. International Journal of Radiation Oncology Biology Physics, 91(2), 368-375. [More Information]
• Ge, Y., Booth, J., Colvill, E., O'Brien, R., Keall, P. (2015). SU-E-J-57: First Development of Adapting to Intrafraction Relative Motion Between Prostate and Pelvic Lymph Nodes Targets. Medical Physics, 42(6), 3276. [More Information]
• Keall, P., Ng, J., O'Brien, R., Colvill, E., Huang, C., Poulsen, P., Flederlius, W., Juneja, P., Simpson, E., Bell, L., Booth, J., et al (2015). The first clinical treatment with kilovoltage intrafraction monitoring (KIM): A real-time image guidance method. Medical Physics, 42(1), 354-358. [More Information]
• Eslick, E., Keall, P. (2015). The Nano-X Linear Accelerator: A Compact and Economical Cancer Radiotherapy System Incorporating Patient Rotation. Technology in Cancer Research and Treatment, 14(5), 565-572. [More Information]
• Shieh, C., Huang, C., Keall, P., Feain, I. (2015). WE-AB-303-08: Direct Lung Tumor Tracking Using Short Imaging Arcs. Medical Physics, 42(6), 3657. [More Information]
• Oborn, B., Ge, Y., Hardcastle, N., Metcalfe, P., Keall, P. (2015). WE-G-BRD-05: Inline Magnetic Fields Enhance Tumor Dose for Small Lung Cancers. Medical Physics, 42(6), 3689. [More Information]

2014

• Constantin, D., Holloway, L., Keall, P., Fahrig, R. (2014). A novel electron gun for inline MRI-linac configurations. Medical Physics, 41(2), 1-10. [More Information]
• Lee, D., Greer, P., Arm, J., Keall, P., Kim, T. (2014). Audiovisual biofeedback improves image quality and reduces scan time for respiratory-gated 3D MRI. Journal of Physics: Conference Series, 489(1), 1-4. [More Information]
• Colvill, E., Poulsen, P., Booth, J., O'Brien, R., Ng, J., Keall, P. (2014). DMLC tracking and gating can improve dose coverage for prostate VMAT. Medical Physics, 41(9), 1-10. [More Information]
• Lee, D., Pollock, S., Whelan, B., Keall, P., Kim, T. (2014). Dynamic keyhole: A novel method to improve MR images in the presence of respiratory motion for real-time MRI. Medical Physics, 41(7), 1-8. [More Information]
• Oborn, B., Kolling, S., Metcalfe, P., Crozier, S., Litzenberg, D., Keall, P. (2014). Electron contamination modeling and reduction in a 1 T open bore inline MRI-linac system. Medical Physics, 41(5), 051708-1-051708-15. [More Information]
• Ravkilde, T., Keall, P., Grau, C., Hoyer, M., Poulsen, P. (2014). Fast motion-including dose error reconstruction for VMAT with and without MLC tracking. Physics in Medicine and Biology, 59(23), 7279-7296. [More Information]
• Shieh, C., Kipritidis, J., O'Brien, R., Kuncic, Z., Keall, P. (2014). Image quality in thoracic 4D cone-beam CT: a sensitivity analysis of respiratory signal, binning method, reconstruction algorithm, and projection angular spacing. Medical Physics, 41(4), 041912-1-041912-18. [More Information]
• Suh, Y., Murray, W., Keall, P. (2014). IMRT Treatment Planning on 4D Geometries for the Era of Dynamic MLC Tracking. Technology in Cancer Research and Treatment, 13(6), 505-515. [More Information]
• Sawant, A., Keall, P., Butts Pauly, K., Alley, M., Vasanawala, S., Loo, B., Hinkle, J., Joshi, S. (2014). Investigating the feasibility of rapid MRI for image-guided motion management in lung cancer radiotherapy. BioMed Research International, 2014, 1-7. [More Information]
• Kolling, S., Oborn, B., Keall, P., Horvat, J. (2014). Magnetization curves of sintered heavy tungsten alloys for applications in MRI-guided radiotherapy. Medical Physics, 41(6), 061707-1-061707-6. [More Information]
• Falk, M., Pommer, T., Keall, P., Korreman, S., Persson, G., Poulsen, P., af Rosenschold, P. (2014). Motion management during IMAT treatment of mobile lung tumors-A comparison of MLC tracking and gated delivery. Medical Physics, 41(10), 1-8. [More Information]
• Kim, T., Kim, S., Park, Y., Youn, K., Keall, P., Lee, R. (2014). Motion management within two respiratory-gating windows: feasibility study of dual quasi-breath-hold technique in gated medical procedures. Physics in Medicine and Biology, 59(21), 6583-6594. [More Information]
• O'Brien, R., Kipritidis, J., Shieh, C., Keall, P. (2014). Optimizing 4DCBCT projection allocation to respiratory bins. Physics in Medicine and Biology, 59(19), 5631-5649. [More Information]
• Yamamoto, T., Kabus, S., Lorenz, C., Mittra, E., Hong, J., Chung, M., Eclov, N., To, J., Diehn, M., Loo, B., Keall, P. (2014). Pulmonary Ventilation Imaging Based on 4-Dimensional Computed Tomography: Comparison With Pulmonary Function Tests and SPECT Ventilation Images. International Journal of Radiation Oncology Biology Physics, 90(2), 414-422. [More Information]
• Ng, J., Booth, J., O'Brien, R., Colvill, E., Huang, C., Poulsen, P., Keall, P. (2014). Quality assurance for the clinical implementation of kilovoltage intrafraction monitoring for prostate cancer VMAT. Medical Physics, 41(11), 111712-1-111712-9. [More Information]
• Ipsen, S., Blanck, O., Oborn, B., Bode, F., Liney, G., Hunold, P., Rades, D., Schweikard, A., Keall, P. (2014). Radiotherapy beyond cancer: Target localization in real-time MRI and treatment planning for cardiac radiosurgery. Medical Physics, 41(12), 1-8. [More Information]
• Bryant, J., Rottmann, J., Lewis, J., Mishra, P., Keall, P., Berbeco, R. (2014). Registration of clinical volumes to beams-eye-view images for real-time tracking. Medical Physics, 41(12), 1-9. [More Information]
• O'Brien, R., Cooper, B., Kipritidis, J., Shieh, C., Keall, P. (2014). Respiratory motion guided four dimensional cone beam computed tomography: Encompassing irregular breathing. Physics in Medicine and Biology, 59(3), 579-595. [More Information]
• Keall, P., Barton, M., Crozier, S. (2014). The Australian Magnetic Resonance Imaging-Linac Program. Seminars in Radiation Oncology, 24(3), 203-206. [More Information]
• Keall, P., Colvill, E., O'Brien, R., Ng, J., Poulsen, P., Eade, T., Kneebone, A., Booth, J. (2014). The first clinical implementation of electromagnetic transponder-guided MLC tracking. Medical Physics, 41(2), 020702-1-020702-5. [More Information]
• Steel, H., Pollock, S., Lee, D., Keall, P., Kim, T. (2014). The internal-external respiratory motion correlation is unaffected by audiovisual biofeedback. Australasian Physical and Engineering Sciences in Medicine, 37(1), 97-102. [More Information]
• Yang, J., Yamamoto, T., Mazin, S., Graves, E., Keall, P. (2014). The potential of positron emission tomography for intratreatment dynamic lung tumor tracking: a phantom study. Medical Physics, 41(2), 021718-1-021718-14. [More Information]
• Ge, Y., O'Brien, R., Shieh, C., Booth, J., Keall, P. (2014). Toward the development of intrafraction tumor deformation tracking using a dynamic multi-leaf collimator. Medical Physics, 41(6), 061703-1-061703-10. [More Information]
• Kipritidis, J., Siva, S., Hofman, M., Callahan, J., Hicks, R., Keall, P. (2014). Validating and improving CT ventilation imaging by correlating with ventilation 4D-PET/CT using 68Ga-labeled nanoparticles. Medical Physics, 41(1), 011910-1-011910-12. [More Information]

2013

• Yamamoto, T., Kabus, S., Lorenz, C., Johnston, E., Maxim, P., Diehn, M., Eclov, N., Barquero, C., Loo, Jr., B., Keall, P. (2013). 4D CT lung ventilation images are affected by the 4D CT sorting method. Medical Physics, 40(10), 1-9. [More Information]
• Pollock, S., Lee, D., Keall, P., Kim, T. (2013). Audiovisual biofeedback improves motion prediction accuracy. Medical Physics, 40(4), 041705-1-041705-9. [More Information]
• Pommer, T., Falk, M., Poulsen, P., Keall, P., O'Brien, R., Petersen, P., af Rosenschold, P. (2013). Dosimetric benefit of DMLC tracking for conventional and sub-volume boosted prostate intensity-modulated arc radiotherapy. Physics in Medicine and Biology, 58(7), 2349-2361. [More Information]
• Ng, J., Booth, J., Poulsen, P., Kuncic, Z., Keall, P. (2013). Estimation of effective imaging dose for kilovoltage intratreatment monitoring of the prostate position during cancer radiotherapy. Physics in Medicine and Biology, 58(17), 5983-5996. [More Information]
• Balik, S., Weiss, E., Jan, N., Roman, N., Sleeman, W., Fatyga, M., Christensen, G., Zhang, C., Murphy, M., Lu, J., Keall, P., et al (2013). Evaluation of 4-dimensional Computed Tomography to 4-dimensional Cone-Beam Computed Tomography Deformable Image Registration for Lung Cancer Adaptive Radiation Therapy. International Journal of Radiation: Oncology - Biology - Physics, 86(2), 372-379. [More Information]
• Kolling, S., Oborn, B., Keall, P. (2013). Impact of the MLC on the MRI field distortion of a prototype MRI-linac. Medical Physics, 40(12), 121705-1-121705-10. [More Information]
• Rottman, J., Keall, P., Berbeco, R. (2013). Markerless EPID image guided dynamic multi-leaf collimator tracking for lung tumors. Physics in Medicine and Biology, 58(12), 4195-4204. [More Information]
• O'Brien, R., Cooper, B., Keall, P. (2013). Optimizing 4D cone beam computed tomography acquisition by varying the gantry velocity and projection time interval. Physics in Medicine and Biology, 58(6), 1705-1723. [More Information]
• Nasehi Tehrani, J., O'Brien, R., Poulsen, P., Keall, P. (2013). Real-time estimation of prostate tumor rotation and translation with a kV imaging system based on an iterative closest point algorithm. Physics in Medicine and Biology, 58(23), 8517-8533. [More Information]
• Rottmann, J., Keall, P., Berbeco, R. (2013). Real-time soft tissue motion estimation for lung tumors during radiotherapy delivery. Medical Physics, 40(9), 091713-1-091713-7. [More Information]
• Cooper, B., O'Brien, R., Balik, S., Hugo, G., Keall, P. (2013). Respiratory triggered 4D cone-beam computed tomography: A novel method to reduce imaging dose. Medical Physics, 40(4), 041901-1-041901-9. [More Information]
• Pommer, T., Falk, M., Poulsen, P., Keall, P., O'Brien, R., af Rosenschold, P. (2013). The impact of leaf width and plan complexity on DMLC tracking of prostate intensity modulated arc therapy. Medical Physics, 40(11), 111717-1-111717-6. [More Information]
• Bjerre, T., Crijns, S., af Rosenschold, P., Aznar, M., Specht, L., Larsen, R., Keall, P. (2013). Three-dimensional MRI-linac intra-fraction guidance using multiple orthogonal cine-MRI planes. Physics in Medicine and Biology, 58(14), 4943-4950. [More Information]
• Ravkilde, T., Keall, P., Grau, C., Hoyer, M., Poulsen, P. (2013). Time-resolved dose distributions to moving targets during volumetric modulated arc therapy with and without dynamic MLC tracking. Medical Physics, 40(11), 111723-1-111723-8. [More Information]
• Ravkilde, T., Keall, P., Grau, C., Hoyer, M., Poulsen, P. (2013). Time-resolved dose reconstruction by motion encoding of volumetric modulated arc therapy fields delivered with and without dynamic multi-leaf collimator tracking. Acta Oncologica, 52(7), 1497-1503. [More Information]

2012

• Poulsen, P., Schmidt, M., Keall, P., Worm, E., Fledelius, W., Hoffmann, L. (2012). A method of dose reconstruction for moving targets compatible with dynamic treatments. Medical Physics, 39(10), 6237-6246. [More Information]
• Kim, T., Pollock, S., Lee, D., O'Brien, R., Keall, P. (2012). Audiovisual biofeedback improves diaphragm motion reproducibility in MRI. Medical Physics, 39(11), 6921-6928. [More Information]
• Wu, J., Ruan, D., Cho, B., Sawant, A., Petersen, J., Newell, L., Cattell, H., Keall, P. (2012). Electromagnetic Detection and Real-Time DMLC Adaptation to Target Rotation During Radiotherapy. International Journal of Radiation: Oncology - Biology - Physics, 82(3), e545-e553. [More Information]
• Oborn, B., Metcalfe, P., Butson, M., Rosenfeld, A., Keall, P. (2012). Electron contamination modeling and skin dose in 6 MV longitudinal field MRIgRT: Impact of the MRI and MRI fringe field. Medical Physics, 39(2), 874-890. [More Information]
• Cho, B., Poulsen, P., Ruan, D., Sawant, A., Keall, P. (2012). Experimental investigation of a general real-time 3D target localization method using sequential kV imaging combined with respiratory monitoring. Physics in Medicine and Biology, 57(22), 7395-7407. [More Information]
• Poulsen, P., Fledelius, W., Cho, B., Keall, P. (2012). Image-Based Dynamic Multileaf Collimator Tracking of Moving Targets During Intensity-Modulated Arc Therapy. International Journal of Radiation: Oncology - Biology - Physics, 83(2), e265-e271. [More Information]
• Ng, J., Booth, J., Poulsen, P., Fledelius, W., Worm, E., Eade, T., Hegi-Johnson, F., Kneebone, A., Kuncic, Z., Keall, P. (2012). Kilovoltage intrafraction monitoring for prostate intensity modulated arc therapy: First clinical results. International Journal of Radiation: Oncology - Biology - Physics, 84(5), e655-e661. [More Information]
• Crocker, J., Ng, J., Keall, P., Booth, J. (2012). Measurement of patient imaging dose for real-time kilovoltage x-ray intrafraction tumour position monitoring in prostate patients. Physics in Medicine and Biology, 57(10), 2969-2980. [More Information]
• Poulsen, P., Carl, J., Nielsen, J., Nielsen, M., Thomsen, J., Jensen, H., Kjaergaard, B., Zepernick, P., Worm, E., Fledelius, W., Keall, P., et al (2012). Megavoltage Image-Based Dynamic Multileaf Collimator Tracking of a NiTi Stent in Porcine Lungs on a Linear Accelerator. International Journal of Radiation: Oncology - Biology - Physics, 82(2), e321-e327. [More Information]
• Yamamoto, T., Kabus, S., von Berg, J., Lorenz, C., Chung, M., Hong, J., Loo, B., Keall, P. (2012). Reproducibility of four-dimensional computed tomography-based lung ventilation imaging. Academic Radiology, 19(12), 1554-1565. [More Information]
• Falk, M., Larsson, T., Keall, P., Chul Cho, B., Aznar, M., Korreman, S., Poulsen, P., af Rosenschold, P. (2012). The dosimetric impact of inversely optimized arc radiotherapy plan modulation for real-time dynamic MLC tracking delivery. Medical Physics, 39(3), 1588-1594. [More Information]
• Yang, J., Yamamoto, T., Cho, B., Seo, Y., Keall, P. (2012). The impact of audio-visual biofeedback on 4D PET images: Results of a phantom study. Medical Physics, 39(2), 1046-1057. [More Information]

2011

• Poulsen, P., Fledelius, W., Keall, P., Weiss, E., Lu, J., Brackbill, E., Hugo, G. (2011). A method for robust segmentation of arbitrarily shaped radiopaque structures in cone-beam CT projections. Medical Physics, 38(4), 2151-2156. [More Information]
• Constantin, D., Fahrig, R., Keall, P. (2011). A study of the effect of in-line and perpendicular magnetic fields on beam characteristics of electron guns in medical linear accelerators. Medical Physics, 38(7), 4174-4185. [More Information]
• Ruan, D., Keall, P. (2011). Dynamic multileaf collimator control for motion adaptive radiotherapy: an optimization approach. 2011 IEEE Power Engineering and Automation Conference (PEAM 2011), Piscataway, New Jersey, United States of America: Institute of Electrical and Electronics Engineers (IEEE). [More Information]
• Keall, P., Sawant, A., Cho, B., Ruan, D., Wu, J., Poulsen, P., Petersen, J., Newell, L., Cattell, H., Korreman, S. (2011). Electromagnetic-Guided Dynamic Multileaf Collimator Tracking Enables Motion Management for Intensity-Modulated Arc Therapy. International Journal of Radiation: Oncology - Biology - Physics, 79(1), 312-320. [More Information]
• Yoon, J., Sawant, A., Suh, Y., Cho, B., Suh, T., Keall, P. (2011). Experimental investigation of a moving averaging algorithm for motion perpendicular to the leaf travel direction in dynamic MLC target tracking. Medical Physics, 38(7), 3924-3931. [More Information]
• Yamamoto, T., Kabus, S., Klinder, T., von Berg, J., Lorenz, C., Loo, Jr., B., Keall, P. (2011). Four-dimensional computed tomography pulmonary ventilation images vary with deformable image registration algorithms and metrics. Medical Physics, 38(3), 1348-1358. [More Information]
• Ravkilde, T., Keall, P., Hojbjerre, K., Fledelius, W., Worm, E., Poulsen, P. (2011). Geometric accuracy of dynamic MLC tracking with an implantable wired electromagnetic transponder. Acta Oncologica, 50(6), 944-951. [More Information]
• Carlson, D., Keall, P., Loo, B., Chen, Z., Brown, J. (2011). Hypofractionation results in reduced tumor cell kill compared to conventional fractionation for tumors with regions of hypoxia. International Journal of Radiation: Oncology - Biology - Physics, 79(4), 1188-1195. [More Information]
• Yamamoto, T., Kabus, S., von Berg, J., Lorenz, C., Keall, P. (2011). Impact of Four-Dimensional Computed Tomography Pulmonary Ventilation Imaging-Based Functional Avoidance for Lung Cancer Radiotherapy. International Journal of Radiation: Oncology - Biology - Physics, 79(1), 279-288. [More Information]
• Yamamoto, T., Kabus, S., Klinder, T., Lorenz, C., von Berg, J., Blaffert, T., Loo Jr, B., Keall, P. (2011). Investigation of four-dimensional computed tomography-based pulmonary ventilation imaging in patients with emphysematous lung regions. Physics in Medicine and Biology, 56(7), 2279-2298. [More Information]
• Keall, P. (2011). Locating and targeting moving tumors with radiation beams. Frontiers of Radiation Therapy and Oncology, 43, 118-131. [More Information]
• Constantin, M., Perl, J., LoSasso, T., Salop, A., Whittum, D., Narula, A., Svatos, M., Keall, P. (2011). Modeling the truebeam linac using a CAD to Geant4 geometry implementation: dose and IAEA-compliant phase space calculations. Medical Physics, 38(7), 4018-4024. [More Information]
• Cho, B., Poulsen, P., Sawant, A., Ruan, D., Keall, P. (2011). Real-Time Target Position Estimation Using Stereoscopic Kilovoltage/Megavoltage Imaging and External Respiratory Monitoring for Dynamic Multileaf Collimator Tracking. International Journal of Radiation: Oncology - Biology - Physics, 79(1), 269-278. [More Information]
• Fledelius, W., Keall, P., Cho, B., Yang, X., Morf, D., Scheib, S., Poulsen, P. (2011). Tracking latency in image-based dynamic MLC tracking with direct image access. Acta Oncologica, 50(6), 952-959. [More Information]

2010

• Zhou, H., Rodriguez, M., Van Den Haak, F., Nelson, G., Jogani, R., Xu, J., Zhu, X., Xian, Y., Tran, P., Felsher, D., Keall, P., et al (2010). Development of a Micro-Computed Tomography-Based Image-Guided Conformal Radiotherapy System for Small Animals. International Journal of Radiation: Oncology - Biology - Physics, 78(1), 297-305. [More Information]
• Poulsen, P., Cho, B., Ruan, D., Sawant, A., Keall, P. (2010). Dynamic Multileaf Collimator Tracking of Respiratory Target Motion Based on a Single Kilovoltage Imager During Arc Radiotherapy. International Journal of Radiation: Oncology - Biology - Physics, 77(2), 600-607. [More Information]
• Poulsen, P., Cho, B., Sawant, A., Keall, P. (2010). Implementation of a new method for dynamic multileaf collimator tracking of prostate motion in arc radiotherapy using a single kV imager. International Journal of Radiation: Oncology - Biology - Physics, 76(3), 914-923. [More Information]
• Motomura, A., Bazalova, M., Zhou, H., Keall, P., Graves, E. (2010). Investigation of the effects of treatment planning variables in small animal radiotherapy dose distributions. Medical Physics, 37(2), 590-599. [More Information]
• Constantin, M., Constantin, D., Keall, P., Narula, A., Svatos, M., Perl, J. (2010). Linking computer-aided design (CAD) to Geant4-based Monte Carlo simulations for precise implementation of complex treatment head geometries. Physics in Medicine and Biology, 55(8), N211-N220. [More Information]
• Ruan, D., Keall, P. (2010). Online prediction of respiratory motion: multidimensional processing with low-dimensional feature learning. Physics in Medicine and Biology, 55(11), 3011-3025. [More Information]
• Langner, U., Keall, P. (2010). Quantification of artifact reduction with real-time cine four-dimensional computed tomography acquisition methods. International Journal of Radiation: Oncology - Biology - Physics, 76(4), 1242-1250. [More Information]
• Falk, M., af Rosenschold, P., Keall, P., Cho, B., Poulsen, P., Povzner, S., Sawant, A., Zimmerman, J., Korreman, S. (2010). Real-time dynamic MLC tracking for inversely optimized arc radiotherapy. Radiotherapy and Oncology, 94(2), 218-223. [More Information]
• Cho, B., Poulsen, P., Keall, P. (2010). Real-time tumor tracking using sequential kV imaging combined with respiratory monitoring: a general framework applicable to commonly used IGRT systems. Physics in Medicine and Biology, 55(12), 3299-3316. [More Information]

2009

• Zhou, H., Keall, P., Graves, E. (2009). A bone composition model for Monte Carlo x-ray transport simulations. Medical Physics, 36(3), 1008-1018. [More Information]
• Langner, U., Keall, P. (2009). Accuracy in the localization of thoracic and abdominal tumors using respiratory displacement, velocity, and phase. Medical Physics, 36(2), 386-393. [More Information]
• Rodriguez, M., Zhou, H., Keall, P., Graves, E. (2009). Commissioning of a novel microCT/RT system for small animal conformal radiotherapy. Physics in Medicine and Biology, 54(12), 3727-3740. [More Information]
• Jabbari, K., Keall, P., Seuntjens, J. (2009). Considerations and limitations of fast Monte Carlo electron transport in radiation therapy based on precalculated data. Medical Physics, 36(2), 530-540. [More Information]
• Zimmerman, J., Korreman, S., Persson, G., Cattell, H., Svatos, M., Sawant, A., Venkat, R., Carlson, D., Keall, P. (2009). DMLC motion tracking of moving targets for intensity modulated arc therapy treatment - a feasibility study. Acta Oncologica, 48(2), 245-250. [More Information]
• Keall, P. (2009). Evolving technological changes and the impact on our profession. Australasian Physical and Engineering Sciences in Medicine, 32(3), x-xi. [More Information]
• Cho, B., Poulsen, P., Sloutsky, A., Sawant, A., Keall, P. (2009). First demonstration of combined kV/MV image-guided real-time dynamic multileaf-collimator target tracking. International Journal of Radiation: Oncology - Biology - Physics, 74(3), 859-867. [More Information]
• Suh, Y., Sawant, A., Venkat, R., Keall, P. (2009). Four-dimensional IMRT treatment planning using a DMLC motion-tracking algorithm. Physics in Medicine and Biology, 54(12), 3821-3835. [More Information]
• Ma, Y., Lee, L., Keshet, O., Keall, P., Xing, L. (2009). Four-dimensional inverse treatment planning with inclusion of implanted fiducials in IMRT segmented fields. Medical Physics, 36(6), 2215-2221. [More Information]
• Smith, R., Sawant, A., Santanam, L., Venkat, R., Newell, L., Cho, B., Poulsen, P., Cattell, H., Keall, P., Parikh, P. (2009). Integration of real-time internal electromagnetic position monitoring coupled with dynamic multileaf collimator tracking: an intensity-modulated radiation therapy feasibility study. International Journal of Radiation: Oncology - Biology - Physics, 74(3), 868-875. [More Information]
• Bazalova, M., Zhou, H., Keall, P., Graves, E. (2009). Kilovoltage beam Monte Carlo dose calculations in submillimeter voxels for small animal radiotherapy. Medical Physics, 36(11), 4991-4999. [More Information]
• Dogan, N., Mihaylov, I., Wu, Y., Keall, P., Siebers, J., Hagan, M. (2009). Monte Carlo dose verification of prostate patients treated with simultaneous integrated boost intensity modulated radiation therapy. Radiation Oncology, 4, 1-17. [More Information]
• Ruan, D., Fessler, J., Balter, J., Keall, P. (2009). Real-time profiling of respiratory motion: baseline drift, frequency variation and fundamental pattern change. Physics in Medicine and Biology, 54(15), 4777-4792. [More Information]
• Sawant, A., Smith, R., Venkat, R., Santanam, L., Cho, B., Poulsen, P., Cattell, H., Newell, L., Parikh, P., Keall, P. (2009). Toward submillimeter accuracy in the management of intrafraction motion: the integration of real-time internal position monitoring and multileaf collimator target tracking. International Journal of Radiation: Oncology - Biology - Physics, 74(2), 575-582. [More Information]

2008

• Suh, Y., Weiss, E., Zhong, H., Fatyga, M., Siebers, J., Keall, P. (2008). A deliverable four-dimensional intensity-modulated radiation therapy-planning method for dynamic multileaf collimator tumor tracking delivery. International Journal of Radiation: Oncology - Biology - Physics, 71(5), 1526-1536. [More Information]
• Poulsen, P., Cho, B., Keall, P. (2008). A method to estimate mean position, motion magnitude, motion correlation, and trajectory of a tumor from cone-beam CT projections for image-guided radiotherapy. International Journal of Radiation: Oncology - Biology - Physics, 72(5), 1587-1596. [More Information]
• Cho, B., Suh, Y., Dieterich, S., Keall, P. (2008). A monoscopic method for real-time tumour tracking using combined occasional x-ray imaging and continuous respiratory monitoring. Physics in Medicine and Biology, 53(11), 2837-2855. [More Information]
• Luxton, G., Keall, P., King, C. (2008). A new formula for normal tissue complication probability (NTCP) as a function of equivalent uniform dose (EUD). Physics in Medicine and Biology, 53(1), 23-36. [More Information]
• Suh, Y., Dieterich, S., Cho, B., Keall, P. (2008). An analysis of thoracic and abdominal tumour motion for stereotactic body radiotherapy patients. Physics in Medicine and Biology, 53(13), 3623-3640. [More Information]
• Yorke, E., Keall, P., Verhaegen, F. (2008). Anniversary paper: Role of medical physicists and the AAPM in improving geometric aspects of treatment accuracy and precision. Medical Physics, 35(3), 828-839. [More Information]
• Weiss, E., Wijesooriya, K., Ramakrishnan, V., Keall, P. (2008). Comparison of intensity-modulated radiotherapy planning based on manual and automatically generated contours using deformable image registration in four-dimensional computed tomography of lung cancer patients. International Journal of Radiation: Oncology - Biology - Physics, 70(2), 572-581.e2. [More Information]
• Venkat, R., Sawant, A., Suh, Y., George, R., Keall, P. (2008). Development and preliminary evaluation of a prototype audiovisual biofeedback device incorporating a patient-specific guiding waveform. Physics in Medicine and Biology, 53(11), N197-N208. [More Information]
• Weiss, E., Wijesooriya, K., Keall, P. (2008). Esophagus and spinal cord motion relative to GTV motion in four-dimensional CTs of lung cancer patients. Radiotherapy and Oncology, 87(1), 44-48. [More Information]
• Keall, P., Chang, M., Benedict, S., Thames, H., Vedam, S., Lin, P. (2008). Investigating the temporal effects of respiratory-gated and intensity-modulated radiotherapy treatment delivery on in vitro survival: an experimental and theoretical study. International Journal of Radiation: Oncology - Biology - Physics, 71(5), 1547-1552. [More Information]
• Dieterich, S., Cleary, K., D’Souza, W., Murphy, M., Wong, K., Keall, P. (2008). Locating and targeting moving tumors with radiation beams. Medical Physics, 35(12), 5684-5694. [More Information]
• Sawant, A., Venkat, R., Srivastava, V., Carlson, D., Povzner, S., Cattell, H., Keall, P. (2008). Management of three-dimensional intrafraction motion through real-time DMLC tracking. Medical Physics, 35(5), 2050-2061. [More Information]
• George, R., Suh, Y., Murphy, M., Williamson, J., Weiss, E., Keall, P. (2008). On the accuracy of a moving average algorithm for target tracking during radiation therapy treatment delivery. Medical Physics, 35(6), 2356-2365. [More Information]
• Langner, U., Keall, P. (2008). Prospective displacement and velocity-based cine 4D CT. Medical Physics, 35(10), 4501-4512. [More Information]
• Wijesooriya, K., Weiss, E., Dill, V., Dong, L., Mohan, R., Joshi, S., Keall, P. (2008). Quantifying the accuracy of automated structure segmentation in 4D CT images using a deformable image registration algorithm. Medical Physics, 35(4), 1251-1260. [More Information]
• Yamamoto, T., Langner, U., Loo, B., Shen, J., Keall, P. (2008). Retrospective analysis of artifacts in four-dimensional CT images of 50 abdominal and thoracic radiotherapy patients. International Journal of Radiation: Oncology - Biology - Physics, 72(4), 1250-1258. [More Information]
• Keall, P., Arief, I., Shamas, S., Weiss, E., Castle, S. (2008). The development and investigation of a prototype three-dimensional compensator for whole brain radiation therapy. Physics in Medicine and Biology, 53(9), 2267-2276. [More Information]
• Poulsen, P., Cho, B., Langen, K., Kupelian, P., Keall, P. (2008). Three-dimensional prostate position estimation with a single x-ray imager utilizing the spatial probability density. Physics in Medicine and Biology, 53(16), 4331-4353. [More Information]

2007

• Keall, P., Lauve, A., Hagan, M., Siebers, J. (2007). A strategy to correct for intrafraction target translation in conformal prostate radiotherapy: simulation results. Medical Physics, 34(6), 1944-1951. [More Information]
• Weiss, E., Siebers, J., Keall, P. (2007). An analysis of 6-MV versus 18-MV photon energy plans for intensity-modulated radiation therapy (IMRT) of lung cancer. Radiotherapy and Oncology, 82(1), 55-62. [More Information]
• Xing, L., Siebers, J., Keall, P. (2007). Computational Challenges for Image-Guided Radiation Therapy: Framework and Current Research. Seminars in Radiation Oncology. [More Information]
• Graves, E., Zhou, H., Chatterjee, R., Keall, P., Gambhir, S., Contag, C., Boyer, A. (2007). Design and evaluation of a variable aperture collimator for conformal radiotherapy of small animals using a microCT scanner. Medical Physics, 34(11), 4359-4367. [More Information]
• Suh, Y., Dieterich, S., Keall, P. (2007). Geometric uncertainty of 2D projection imaging in monitoring 3D tumor motion. Physics in Medicine and Biology, 52(12), 3439-3454. [More Information]
• Weiss, E., Ramakrishnan, V., Keall, P. (2007). Is there a selection bias in radiotherapy dose-escalation protocols? International Journal of Radiation: Oncology - Biology - Physics, 68(5), 1359-1365. [More Information]
• Keall, P., Webb, S. (2007). Optimum parameters in a model for tumour control probability, including interpatient heterogeneity: evaluation of the log-normal distribution. Physics in Medicine and Biology, 52(1), 291-302. [More Information]
• Heath, E., Collins, D., Keall, P., Dong, L., Seuntjens, J. (2007). Quantification of accuracy of the automated nonlinear image matching and anatomical labeling (ANIMAL) nonlinear registration algorithm for 4D CT images of lung. Medical Physics, 34(11), 4409-4421. [More Information]
• Chetty, I., Curran, B., Cygler, J., DeMarco, J., Ezzell, G., Faddegon, B., Kawrakow, I., Keall, P., Liu, H., Ma, C., et al (2007). Report of the AAPM Task Group No. 105: Issues associated with clinical implementation of Monte Carlo-based photon and electron external beam treatment planning. Medical Physics, 34(12), 4818-4853. [More Information]
• Li, X., Keall, P., Orton, C. (2007). Respiratory gating for radiation therapy is not ready for prime time. Medical Physics, 34(3), 867-870. [More Information]
• Keall, P., Vedam, S., George, R., Williamson, J. (2007). Respiratory regularity gated 4D CT acquisition: concepts and proof of principle. Australasian Physical and Engineering Sciences in Medicine, 30(3), 211-220. [More Information]
• Weiss, E., Wijesooriya, K., Dill, V., Keall, P. (2007). Tumor and normal tissue motion in the thorax during respiration: Analysis of volumetric and positional variations using 4D CT. International Journal of Radiation: Oncology - Biology - Physics, 67(1), 296-307. [More Information]

2006

• George, R., Chung, T., Vedam, S., Ramakrishnan, V., Mohan, R., Weiss, E., Keall, P. (2006). Audio-visual biofeedback for respiratory-gated radiotherapy: impact of audio instruction and audio-visual biofeedback on respiratory-gated radiotherapy. International Journal of Radiation: Oncology - Biology - Physics, 65(3), 924-933. [More Information]
• Dogan, N., Siebers, J., Keall, P. (2006). Clinical comparison of head and neck and prostate IMRT plans using absorbed dose to medium and absorbed dose to water. Physics in Medicine and Biology, 51(19), 4967-4980. [More Information]
• Fitzpatrick, M., Starkschall, G., Antolak, J., Fu, J., Shukla, H., Keall, P., Klahr, P., Mohan, R. (2006). Displacement-based binning of time-dependent computed tomography image data sets. Medical Physics, 33(1), 235-246. [More Information]
• Keall, P., Cattell, H., Pokhrel, D., Dieterich, S., Wong, K., Murphy, M., Vedam, S., Wijesooriya, K., Mohan, R. (2006). Geometric accuracy of a real-time target tracking system with dynamic multileaf collimator tracking system. International Journal of Radiation: Oncology - Biology - Physics, 65(5), 1579-1584. [More Information]
• Dogan, N., Siebers, J., Keall, P., Lerma, F., Wu, Y., Fatyga, M., Williamson, J., Schmidt-Ullrich, R. (2006). Improving IMRT dose accuracy via deliverable Monte Carlo optimization for the treatment of head and neck cancer patients. Medical Physics, 33(1), 4033-4043. [More Information]
• George, R., Ramakrishnan, V., Siebers, J., Chung, T., Keall, P. (2006). Investigation of patient, tumour and treatment variables affecting residual motion for respiratory-gated radiotherapy. Physics in Medicine and Biology, 51(20), 5305-5319. [More Information]
• Sakthi, N., Keall, P., Mihaylov, I., Wu, Q., Wu, Y., Williamson, J., Schmidt-Ullrich, R., Siebers, J. (2006). Monte Carlo-based dosimetry of head-and-neck patients treated with SIB-IMRT. International Journal of Radiation: Oncology - Biology - Physics, 64(3), 968-977. [More Information]
• Keall, P., Vedam, S., George, R., Bartee, C., Siebers, J., Lerma, F., Weiss, E., Chung, T. (2006). The clinical implementation of respiratory-gated intensity-modulated radiotherapy. Medical Dosimetry, 31(2), 152-162. [More Information]
• Keall, P., Mageras, G., Balter, J., Emery, R., Forster, K., Jiang, S., Kapatoes, J., Low, D., Murphy, M., Murray, B. (2006). The management of respiratory motion in radiation oncology report of AAPM Task Group 76. Medical Physics, 33(10), 3874-3900. [More Information]

2005

• Fitzpatrick, M., Starkschall, G., Balter, P., Antolak, J., Guerrero, T., Nelson, C., Keall, P., Mohan, R. (2005). A novel platform simulating irregular motion to enhance assessment of respiration-correlated radiation therapy procedures. Journal of Applied Clinical Medical Physics, 6(1), 13-21.
• Wijesooriya, K., Bartee, C., Siebers, J., Vedam, S., Keall, P. (2005). Determination of maximum leaf velocity and acceleration of a dynamic multileaf collimator: Implications for 4D radiotherapy. Medical Physics, 32(4), 932-941. [More Information]
• Vedam, S., Docef, A., Fix, M., Murphy, M., Keall, P. (2005). Dosimetric impact of geometric errors due to respiratory motion prediction on dynamic multileaf collimator-based four-dimensional radiation delivery. Medical Physics. [More Information]
• Siebers, J., Keall, P., Wu, Q., Williamson, J., Schmidt-Ullrich, R. (2005). Effect of patient setup errors on simultaneously integrated boost head and neck IMRT treatment plans. International Journal of Radiation: Oncology - Biology - Physics, 63(2), 422-433. [More Information]
• Keall, P., Joshi, S., Vedam, S., Siebers, J., Kini, V., Mohan, R. (2005). Four-dimensional radiotherapy planning for DMLC-based respiratory motion tracking. Medical Physics, 32(4), 942-951. [More Information]
• George, R., Keall, P., Kini, V., Vedam, S., Ramakrishnan, V., Mohan, R. (2005). Is the diaphragm motion probability density function normally distributed? Medical Physics, 32(2), 396-404. [More Information]
• Weiss, E., Vorwerk, H., Keall, P., Pradier, O., Christiansen, H., Hille, A., Hess, C. (2005). Letter to the editor concerning Senan et al. Radiotherapy and Oncology, 72(3), 346-347. [More Information]
• Fix, M., Keall, P., Siebers, J. (2005). Photon-beam subsource sensitivity to the initial electron-beam parameters. Medical Physics, 32(4), 1164-1175. [More Information]
• Venning, A., Nitschke, K., Keall, P., Baldock, C. (2005). Radiological properties of normoxic polymer gel dosimeters. Medical Physics, 32(4), 1047-1053. [More Information]
• Papiez, L., Rangaraj, D., Keall, P. (2005). Real-time DMLC IMRT delivery for mobile and deforming targets. Medical Physics, 32(9), 3037-3048. [More Information]
• George, R., Vedam, S., Chung, T., Ramakrishnan, V., Keall, P. (2005). The application of the sinusoidal model to lung cancer patient respiratory motion. Medical Physics, 32(9), 2850-2861. [More Information]

2004

• Keall, P. (2004). 4-dimensional computed tomography imaging and treatment planning. Seminars in Radiation Oncology, 14(1), 81-90. [More Information]
• Keall, P., Starkschall, G., Shukla, H., Forster, K., Ortiz, V., Stevens, C., Vedam, S., George, R., Guerrero, T., Mohan, R. (2004). Acquiring 4D thoracic CT scans using a multislice helical method. Physics in Medicine and Biology, 49(10), 2053-2067. [More Information]
• Keall, P., Siebers, J., Joshi, S., Mohan, R. (2004). Monte Carlo as a four-dimensional radiotherapy treatment-planning tool to account for respiratory motion. Physics in Medicine and Biology, 49(16), 3639-3648. [More Information]
• Siebers, J., Kim, J., Ko, L., Keall, P., Mohan, R. (2004). Monte Carlo computation of dosimetric amorphous silicon electronic portal images. Medical Physics, 31(7), 2135-2146. [More Information]
• Fix, M., Keall, P., Dawson, K., Siebers, J. (2004). Monte Carlo source model for photon beam radiotherapy: photon source characteristics. Medical Physics, 31(11), 3106-3121. [More Information]
• Kang, S., Cho, B., Park, S., Park, H., Bae, H., Kim, J., Keall, P., Siebers, J. (2004). Monte Carlo-based treatment planning for a spoiler system with experimental validation using plane-parallel ionization chambers. Physics in Medicine and Biology, 49(22), 5145-5155. [More Information]
• Keall, P., Todor, A., Vedam, S., Bartee, C., Siebers, J., Kini, V., Mohan, R. (2004). On the use of EPID-based implanted marker tracking for 4D radiotherapy. Medical Physics, 31(12), 3492-3499. [More Information]
• Vedam, S., Keall, P., Docef, A., Todor, D., Kini, V., Mohan, R. (2004). Predicting respiratory motion for four-dimensional radiotherapy. Medical Physics, 31(8), 2274-2283. [More Information]

2003

• Vedam, S., Keall, P., Kini, V., Mostafavi, H., Shukla, H., Mohan, R. (2003). Acquiring a four-dimensional computed tomography dataset using an external respiratory signal. Physics in Medicine and Biology, 48(1), 45-62. [More Information]
• Keall, P., Williamson, J. (2003). Clinical evidence that more precisely defined dose distributions will improve cancer survival and decrease morbidity. Medical Physics, 30(6), 1281-1282. [More Information]
• Keall, P., Siebers, J., Libby, B., Mohan, R. (2003). Determining the incident electron fluence for Monte Carlo-based photon treatment planning using a standard measured data set. Medical Physics, 30(4), 574-582. [More Information]
• Reft, C., Alecu, R., Das, I., Gerbi, B., Keall, P., Lief, E., Mijnheer, B., Papanikolaou, N., Sibata, C., Van Dyk, J. (2003). Dosimetric considerations for patients with HIP prostheses undergoing pelvic irradiation. Medical Physics, 30(6), 1162-1182. [More Information]
• Keall, P., Chock, L., Jeraj, R., Siebers, J., Mohan, R. (2003). Image reconstruction and the effect on dose calculation for hip prostheses. Medical Dosimetry, 28(2), 113-117. [More Information]
• Kini, V., Vedam, S., Keall, P., Patil, S., Chen, C., Mohan, R. (2003). Patient training in respiratory-gated radiotherapy. Medical Dosimetry, 28(1), 7-11. [More Information]
• George, R., Keall, P., Kini, V., Vedam, S., Siebers, J., Wu, Q., Lauterbach, M., Arthur, D., Mohan, R. (2003). Quantifying the effect of intrafraction motion during breast IMRT planning and dose delivery. Medical Physics, 30(4), 552-562. [More Information]
• Vedam, S., Kini, V., Keall, P., Ramakrishnan, V., Mostafavi, H., Mohan, R. (2003). Quantifying the predictability of diaphragm motion during respiration with a noninvasive external marker. Medical Physics, 30(4), 505-513. [More Information]
• Keall, P., Siebers, J., Jeraj, R., Mohan, R. (2003). Radiotherapy dose calculations in the presence of hip prostheses. Medical Dosimetry, 28(2), 107-112. [More Information]
• Keall, P., Lammering, G., Lin, P., Winter, D., Chung, T., Mohan, R., Schmidt-Ullrich, R. (2003). Tumor control probability predictions for genetic radiotherapy. International Journal of Radiation: Oncology - Biology - Physics, 57(1), 255-263. [More Information]

2002

• Beckham, W., Keall, P., Siebers, J. (2002). A fluence-convolution method to calculate radiation therapy dose distributions that incorporate random set-up error. Physics in Medicine and Biology, 47(19), 3465-3473. [More Information]
• Siebers, J., Keall, P., Kim, J., Mohan, R. (2002). A method for photon beam Monte Carlo multileaf collimator particle transport. Physics in Medicine and Biology, 47(17), 3225-3249. [More Information]
• Liu, H., Keall, P., Hendee, W. (2002). Dm rather than Dw should be used in Monte Carlo treatment planning. Medical Physics, 29(5), 922-924. [More Information]
• Keall, P., Siebers, J. (2002). Dosimetric advantage of using 6 MV over 15 MV photons in conformal therapy of lung cancer: Monte Carlo studies in patient geometries. Journal of Applied Clinical Medical Physics, 3(3), 260-260.
• Siebers, J., Lauterbach, M., Keall, P., Mohan, R. (2002). Incorporating multi-leaf collimator leaf sequencing into iterative IMRT optimization. Medical Physics, 29(6), 952-959. [More Information]
• Keall, P., Kini, V., Vedam, S., Mohan, R. (2002). Potential radiotherapy improvements with respiratory gating. Australasian Physical and Engineering Sciences in Medicine, 25(1), 1-6. [More Information]
• Jeraj, R., Keall, P., Siebers, J. (2002). The effect of dose calculation accuracy on inverse treatment planning. Physics in Medicine and Biology, 47(3), 391-407. [More Information]