[1] St James Inst Oncol, Leeds, W Yorkshire, England
[2] UCL, Clin Operat Res Unit, London, England
[3] ICR, CTSU, Sutton, Surrey, England
[4] Guys & St Thomas NHS Fdn Trust, London, England
[5] Glenfield Gen Hosp, Leicester LE3 9QP, Leics, England
[6] St George Hosp, London, England
[7] Wellington Hosp, Wellington, New Zealand
[8] Royal Marsden NHS Fdn Trust, London, England
[9] Royal Marsden NHS Fdn Trust, Sutton, Surrey, England
[10] Leicester Royal Infirm, Leicester, Leics, England
[11] Vrije Univ Amsterdam, Med Ctr, Amsterdam, Netherlands
[12] St James Hosp, Dublin, Ireland
[13] Trinity Coll Dublin, Dublin, Ireland
[14] No Gen Hosp, Sheffield S5 7AU, S Yorkshire, England
[15] London Sch Hyg & Trop Med, London WC1, England