[1] Univ Liverpool, Clatterbridge Canc Ctr, Liverpool L69 3BX, Merseyside, England
[2] CRUK, Inst Canc Studies, Birmingham, W Midlands, England
[3] Univ Birmingham, Birmingham, W Midlands, England
[4] Clatterbridge Canc Ctr, Wirral, Merseyside, England
[5] Clatterbridge Ctr Oncol, Wirral, Merseyside, England
[6] Clatterbridge Canc Ctr, Bebington, England
[7] Univ Birmingham, Queen Elizabeth Hosp, Birmingham, W Midlands, England