1. Department of Hematology, ICO‐Germans Trias i Pujol Hospital, Josep Carreras Leukaemia Research Institute (IJC) Universitat Autònoma de Barcelona Badalona Spain
2. Department of Pathology, Hospital Germans Trias i Pujol, IGTP Universitat Autònoma de Barcelona Badalona Spain
3. Centre for Haemato‐Oncology Barts Cancer Institute, Queen Mary University of London London UK
4. Department of Pathology, Hospital Clinic, IDIBAPS University of Barcelona Barcelona Spain
5. Department of Hematology, Hospital Clinic, IDIBAPS University of Barcelona Barcelona Spain
6. Department of Infectious Diseases Hospital Gregorio Marañón Madrid Spain
7. Department of Pathology Hospital Gregorio Marañón Madrid Spain
8. Department of Hematology and Oncology Hospital Clínic Universitari de València Valencia Spain
9. Department of Pathology Hospital Clínic Universitari de València Valencia Spain
10. Department of Hematology Hospital Universitario de Salamanca (HUS/IBSAL), CIBERONC and Centro de Investigación del Cáncer‐IBMCC (USAL‐CSIC) Salamanca Spain
11. Department of Hematology, Hospital de la Santa Creu i Sant Pau Josep Carreras Leukaemia Research Institute (IJC) Barcelona Spain
12. Department of Hematology ICO‐Hospital Duran i Reynals L'Hospitalet de Llobregat Spain
13. Department of Pathology Hospital Universitari de Bellvitge‐IDIBELL, L'Hospitalet de Llobregat Badalona Spain
14. Department of Clinical Hematology Hospital Universitari Mutua de Terrassa Terrassa Spain
15. Department of Hematology Hospital Clinico Universitario Virgen de la Arrixaca Murcia Spain
16. Department of Medical Oncology Hospital Universitario Puerta De Hierro Majadahonda Spain
17. Department of Hematology Hospital Vall d'Hebrón Barcelona Spain
18. Department of Hematology Hospital del Mar Barcelona Spain
19. Department of Pathology Hospital del Mar Barcelona Spain
20. Department of Hematology Hospital Arnau de Vilanova Valencia Spain
21. Department of Hematology Hospital de Mataro Barcelona Spain