[1] Hosp Clin Barcelona, Barcelona, Spain
[2] Complejo Hosp Navarra, Navarra, Spain
[3] Hosp Clin Univ Valencia, Valencia, Spain
[4] Univ Autonoma Barcelona, IJC ICO Badalona, Hosp Germans Trias & Pujol, Badalona, Spain
[5] Univ Hosp Salamanca, Dept Haematol, Salamanca, Spain
[6] Hosp Morales Meseguer, Murcia, Spain
[7] Hosp Rio Hortega, Valladolid, Spain
[8] Inst Catala Oncol, Lhospitalet De Llobregat, Spain
[9] Hosp Univ Canarias, Tenerife, Spain
[10] Hosp Univ Son Dureta, Palma De Mallorca, Spain
[11] Hosp Reg Univ Carlos Haya, Malaga, Spain
[12] Autonomous Univ Barcelona, Barcelona, Spain
[13] Hosp Univ Ramon y Cajal, Serv Hematol & Hemoterapia, Madrid, Spain
[14] Addenbrookes Hosp, Dept Haematol, Cambridge CB2 2QQ, England