[1] UCL, Inst Canc, London, England
[2] Univ Coll London Hosp NHS Fdn Trust, London, England
[3] UCL Canc Inst, London, England
[4] Canc Res UK, London, England
[5] UCL Canc Trials Ctr, London, England
[6] Leeds Teaching Hosp NHS Trust, Leeds, W Yorkshire, England
[7] Oxford Univ Hosp NHS Fdn Trust, Dept Haematol, Oxford, England
[8] Guys & St Thomas NHS Fdn Trust, London, England
[9] St Bartholomews Hosp, Dept Haematol, London, England
[10] Univ Cambridge, Cambridge, England
[11] Univ Wales Hosp, Haematology, Cardiff, S Glam, Wales
[12] Royal Free London, Barnet & Chase Farm Hosp, London, England
[13] Kings Coll Hosp NHS Fdn Trust, London, England
[14] Medway Maritime Hosp, Kent, England
[15] St George Hosp, London, England
[16] Queens Hosp, Dept Haematol, Romford, Essex, England
[17] Royal United Hosp Bath, Bath, Avon, England