[1] Hosp del Mar, Dept Hematol, Passeig Maritim 25-29, Barcelona 08003, Spain
[2] Hosp Durans i Reynals, Dept Hematol, Barcelona, Spain
[3] Clin Univ Navarra, Dept Hematol, Pamplona, Spain
[4] Hosp Cent Asturias, Dept Hematol, Asturias, Spain
[5] Hosp Son Llatzer, Dept Hematol, Mallorca, Spain
[6] Hosp Univ Mutua Terrassa, Dept Hematol, Terrassa, Spain
[7] Hosp Univ La Paz, Dept Hematol, Madrid, Spain
[8] Complejo Univ Santiago, Dept Hematol, Santiago De Compostela, Spain
[9] Hosp Badalona Germans Trias & Pujol, Dept Hematol, Badalona, Spain
[10] MD Anderson Canc Ctr, Dept Hematol, Madrid, Spain
[11] Hosp Univ Canarias, Dept Hematol, Tenerife, Spain
[12] Hosp Fdn Alcorcon, Dept Hematol, Alcorcon, Spain
[13] Hosp Univ 12 Octubre, Dept Hematol, Madrid, Spain
[14] Hosp Morales Meseguer, Dept Hematol, Murcia, Spain
[15] Hosp Clin Lozano Blesa, Dept Hematol, Zaragoza, Spain
[16] Hosp Univ La Princesa, Dept Hematol, Madrid, Spain
[17] Hosp Marques Valdecilla, Dept Hematol, Santander, Spain
[18] Hosp Univ Miguel Servet, Dept Anat Pathol, Zaragoza, Spain
[19] MD Anderson Canc Ctr, Dept Anat Pathol, Madrid, Spain
[20] Hosp Clin Salamanca, Dept Hematol, Salamanca, Spain