[1] Univ Manchester, Radiotherapy Related Res Grp, Manchester, Lancs, England
[2] Univ Oxford, Nuffield Dept Populat Hlth, Oxford, England
[3] Guys & St Thomas NHS Fdn Trust, Dept Med Phys, London, England
[4] Kings Coll London, Sch Biomed Engn & Imaging Sci, London, England
[5] Oxford Univ Hosp NHS Fdn Trust, Oxford Canc & Haematol Ctr, Oxford, England
[6] Christie NHS Fdn Trust, Dept Clin Oncol, Manchester, Lancs, England
[7] Univ Manchester, Div Canc Sci, Manchester, Lancs, England
[8] Christie NHS Fdn Trust, Manchester Acad Hlth Sci Ctr, Manchester, Lancs, England
[9] Univ Manchester, Div Informat, Manchester, Lancs, England
[10] Manchester Acad Hlth Sci Ctr, NIHR Manchester Biomed Res Ctr, Manchester, Lancs, England