1. Department of Cellular Biotechnologies and Hematology, “La Sapienza” University, Rome, Italy;
2. GIMEMA Data Center, GIMEMA Foundation, Rome, Italy;
3. Hematology and Medical Oncology Institute “L. e A. Seragnoli,” University of Bologna, Italy;
4. Department of Hematology, “Ferrarotto” Hospital, University of Catania, Italy;
5. Department of Hematology, “A. Cardarelli” Hospital, Naples, Italy;
6. Department of Hematology, University of Verona, Italy;
7. Department of Hematology, “A. Di Summa” Hospital, Brindisi, Italy;
8. Department of Hematology, “Sacro Cuore” Catholic University, Rome, Italy;
9. Department of Clinical and Biological Sciences, University of Turin, Italy;
10. Novartis Pharma S.p.A., Origgio, Milan, Italy;
11. Department of Hematology, “S. Giovanni” Hospital, Rome, Italy