[1] St Jamess Inst Oncol, Dept Med Oncol, Leeds, W Yorkshire, England
[2] Univ Manchester, Christie NHS Fdn Trust, Manchester Acad Hlth Sci Ctr, Manchester, Lancs, England
[3] Univ Manchester, Manchester Canc Res Ctr, Manchester Acad Hlth Sci Ctr, Manchester, Lancs, England
[4] Inst Canc Res, Sutton, Surrey, England
[5] Royal Marsden NHS Fdn Trust, Sutton, Surrey, England
[6] Univ Oxford, CRUK, MRC, Oxford Inst Radiat Oncol, Oxford, England
[7] Univ Hosp Leicester, Dept Urol, Leicester, Leics, England
[8] Cambridge Univ Hosp NHS Fdn Trust, Dept Urol, Cambridge, England
[9] Royal Preston Hosp, Rosemere Canc Ctr, Preston, Lancs, England
[10] Univ Southampton, Canc Sci Unit, Southampton, Hants, England