1. Department of Hematology IBSAL, CIBERONC and Center for Cancer Research‐IBMCC (USAL‐CSIC) University Hospital of Salamanca Salamanca Spain
2. Department of Hematology Hospital Virgen Blanca de León León Spain
3. Department of Hematology Hospital Clínico de Valladolid Valladolid Spain
4. Department of Hematology Hospital Río Carrión de Palencia Palencia Spain
5. Department of Hematology Hospital General de Segovia Segovia Spain
6. Department of Hematology Hospital Nuestra Señora de Sonsoles de Ávila Avila Spain
7. Department of Hematology Hospital Río Hortega Valladolid Spain