1. Department of Hematology and Stem Cell Transplant Presidio Ospedaliero Vito Fazzi Lecce Italy
2. Hematology Unit IRCCS Casa Sollievo della Sofferenza San Giovanni Rotondo Italy
3. Hematology Unit Casa di Cura La Maddalena Palermo Italy
4. Hematology Unit Ospedale Cardinale G. Panico Tricase Italy
5. Hematology Unit Ospedale A. Perrino Brindisi Italy
6. Hematology Unit Ospedale S.G. Moscati Taranto Italy
7. Hematology Unit A.O. Ospedali Riuniti Papardo‐Piemonte Messina Italy
8. Hematology Unit Ospeale Civico Palermo Italy
9. Section of Medical Statistics, Biometry and Epidemiology University of Milan Milan Italy
10. Department of Medical Oncology and Hematology Fondazione IRCCS Istituto Nazionale dei Tumori Milan Italy