[1] Coll Med Vet & Life Sci, CRUK Clin Trials Unit, Glasgow, Lanark, Scotland
[2] Weston Pk Hosp, Sheffield, S Yorkshire, England
[3] Univ Manchester, Dept Clin Oncol, Manchester, Lancs, England
[4] Christie NHS Fdn Trust, Manchester, Lancs, England
[5] Guys & St Thomas NHS Trust, London, England
[6] Univ Glasgow, Hlth Econ & Hlth Technol Assessment, Glasgow, Lanark, Scotland
[7] Clatterbridge Canc Ctr, Phys Dept, Wirral, Merseyside, England
[8] Velindre Canc Ctr, Cardiff, S Glam, Wales
[9] Mt Vernon Hosp, Natl Radiotherapy Trials Qual Assurance, London, England