1Leeds Institute of Medical Research, University of Leeds, UK and Leeds Teaching Hospitals NHS Trust, Leeds, UK.
2Department of Oncology, Division of Medical Physics, University of Alberta; Department of Medical Physics, Cross Cancer Institute, Cancer Care Alberta; Edmonton, Alberta, Canada.
3Varian Medical Systems, Housten, TX, USA.
4Department of Oncology, Western University, London, Ontario, Canada; Verspeeten Family Cancer Centre, London Health Sciences Centre, London, Ontario, Canada.
5Alfred Radiation Oncology, Bayside Health, School of Translational Medicine, Monash University, Melbourne, Victoria Australia; Department of Radiation Oncology, Andrew Love Cancer Centre, Barwon Health, Geelong, Victoria, Australia; School of Public Health and Preventive Medicine, Monash University, Melbourne, Australia.
6Academic Department of Radiation Oncology, Centre Oscar Lambret, Lille, France; Lille University, CRIStAL UMR CNRS 9189, Lille, France.