1. Division of Onco-Hematology, IEO, European Institute of Oncology IRCCS, Milano, Italy
2. Department of Statistics and Quantitative Methods, University of Milano-Bicocca, Milano, Italy
3. Department of Hematology and Stem Cell Transplantation, Fondazione IRCCS Istituto Nazionale dei Tumori, Milano, Italy
4. Department of Hematology, ASST Papa Giovanni XXIII, Bergamo, Italy
5. Division of Haematology, Azienda Ospedaliera Policlinico-Vittorio Emanuele, University of Catania, Italy
6. Division of Hematology 1, Azienda Ospedali Riuniti Villa Sofia-Cervello Palermo, Italy
7. Division of Hematology, Presidio Ospedaliero S. Bortolo, Vicenza, Italy
8. Department of Hematology, S. Croce e Carle Hospital, Cuneo, Italy
9. University Division of Hematology and Cellular Therapy, A.O. Ordine Mauriziano, Torino, Italy
10. Division of Hematology, Fondazione IRCCS San Gerardo dei Tintori, Monza, Italy
11. Hematology Unit, AUO Ospedali Riuniti, Università Politecnica delle Marche, Ancona, Italy
12. Division of Medicine, Hematology Unit, Azienda Ospedaliera Universitaria Integrata, Verona, Italy
13. Department of Health Sciences, University of Milano, Italy
14. Department of Oncology and Hematology, University of Milano, Italy