1. Department of Hematology and Medical Oncology; Hospital Clínico Universitario de Valencia, Instituto de Investigación Sanitaria INCLIVA, Universitat de Valencia; Valencia Spain
2. Hematology Service, ICO Girona; Hospital Josep Trueta, IDIBGI Foundation; Girona Spain
3. Hematology Service; Hospital General Universitario Gregorio Marañón; Instituto de Investigación Sanitaria Gregorio Marañón; Madrid Spain
4. Hematology Service; Hospital La Princesa; Madrid Spain
5. Department of Clinical Hematology; Hospital de la Santa Creu i Sant Pau; Barcelona Spain
6. Hematology Service; Hospital Reina Sofia; Cordoba Spain
7. Hematology Service; Hospital Morales Meseguer; Murcia Spain
8. Hematology Service; Hospital Clínic; Barcelona Spain