1. Unit of Blood Diseases and Stem Cell Transplantation, DPT of Clinical and Experimental Sciences University of Brescia, ASST Spedali Civili di Brescia Brescia Italy
2. CREA Laboratory (Centro di Ricerca Emato‐Oncologica AIL) ASST Spedali Civili di Brescia Brescia Italy
3. Department of Medicine, Section of Hematology University of Verona Verona Italy
4. Hematology Division Foundation IRCCS Ca' Granda‐Ospedale Maggiore Policlinico Milan Italy
5. Division of Hematology and Bone Marrow Transplantation, Department of Medical Area University of Udine Udine Italy
6. Department of Medicine, Hematology and Clinical Immunology University of Padua Padua Italy
7. Division of Hematology S. Eugenio Hospital Roma Italy