1. Department of Hematology, Hospital Universitario Puerta de Hierro Majadahonda, Madrid, Spain
2. Department of Hematology, Hospital Universitari Parc Taulí de Sabadell, Catalonia, Spain
3. Department of Hematology, Hospital Virgen de la Victoria, Málaga, Spain
4. Department of Hematology, Hospital Universitario de Navarra, Pamplona, Spain
5. Department of Hematology, Hospital Universitari i Politècnic La Fe, Valencia, Spain
6. Department of Hematology, Hospital Universitari Arnau de Vilanova, Lleida, Spain
7. Department of Hematology, Hospital General de Granollers, Spain
8. Medical Department, Janssen-Cilag España, Spain
9. Hospital Universitari i Politècnic La Fe, Valencia, Spain
10. Hematology Department, Universidad Católica “San Vicente Mártir”, Valencia, Spain
11. CIBERONC CB16/12/00284, Valencia, Spain
12. Instituto de Investigación Biomédica de Salamanca (IBSAL), Centro de Investigación del Cancer (IBMCC-USAL, CSIC), Hospital Universitario de Salamanca, Salamanca, Spain