1. 1Hematology Unit, Ospedale Guglielmo da Saliceto, Piacenza, Italy
2. 2UOC Hematology and Stem Cell Transplantation, AO San Camillo Forlanini, Roma, Italy
3. 3Hematology Division, ASST Spedali Civili di Brescia, Brescia, Italy
4. 4Lymphoma Unit, Hematology Department, Careggi Hospital and University of Florence, Firenze, Italy
5. 5Division of Hematology, Ospedale Oncologico Armando Businco, Cagliari, Italy
6. 6Division of Hematology, Department of Molecular Biotechnologies and Health Sciences, University of Torino/AOU “Città della Salute e della Scienza di Torino,” Torino, Italy
7. 7Unit of Hematology, Azienda Ospedaliera Universitaria Senese and University of Siena, Siena, Italy
8. 8Department of Medical Oncology and Hematology, Humanitas Clinical Research Hospital Istituto di Ricovero e Cura a Carattere Scientifico, Rozzano, Milan, Italy
9. 9Hematology, Department of Clinical and Molecular Medicine, University Hospital Sant’Andrea, Sapienza University of Rome, Rome, Italy
10. 10Hematology Unit, Azienda Unità Sanitaria Locale–IRCCS di Reggio Emilia, Reggio Emilia, Italy
11. 11Department CHIMOMO, University of Modena and Reggio Emilia, Reggio Emilia, Italy
12. 12Lymphoma Unit, Department of Hematology, Ospedale Spirito Santo, Pescara, Italy
13. 13Division of Hematology, ASST Grande Ospedale Metropolitano Niguarda, Milano, Italy
14. 14Hematology, AOU Maggiore della Carità and University of Eastern Piedmont, Novara, Italy
15. 15Hematology, IRCCS Istituto Scientifico Romagnolo per lo Studio dei Tumori “Dino Amadori,” Meldola, Forlì-Cesena, Italy
16. 16Department of Clinical and Experimental Oncology, Medical Oncology 1, Veneto Institute of Oncology Istituto di Ricovero e Cura a Carattere Scientifico, Padova, Italy
17. 17Oncohematology Unit, Veneto Institute of Oncology, Veneto Institute of Oncology Istituto di Ricovero e Cura a Carattere Scientifico, Castelfranco Veneto, Treviso, Italy
18. 18Division of Hematology, Città della Salute e della Scienza Hospital and University, Torino, Italy
19. 19Division of Hematology, Azienda Ospedaliera Universitaria Ospedali Riuniti, Ancona, Italy
20. 20Hematology Unit, Antonio e Biagio e Cesare Arrigo Hospital, Alessandria, Italy
21. 21University Policlinico Gemelli Foundation Istituto di Ricovero e Cura a Carattere Scientifico, Catholic University of the Sacred Heart, Roma, Italy
22. 22Haematology and Bone Marrow Transplant Unit, Ospedale Monsignor R. Dimiccoli, Barletta, Italy
23. 23Hematology, Santa Maria della Misericordia Hospital, Perugia, Italy
24. 24Hematology Unit, Santa Maria delle Croci Hospital, Ravenna, Italy
25. 25Institute of Hematology, Department of Translational and Precision Medicine “Sapienza,” University of Roma, Roma, Italy
26. 26Division of Hematology, Ospedale di Circolo e Fondazione Macchi ASST Sette Laghi, University of Insubria, Varese, Italy
27. 27Gruppo Amici dell'Ematologia GRADE Onlus Foundation, Reggio Emilia, Italy
28. 28Fondazione Italiana Linfomi Onlus, Modena, Italy
29. 29Division of Haematopathology, European Institute of Oncology IRCCS, Milan, Italy
30. 30Division of Medical Oncology and Immune-related Tumors, Centro di Riferimento Oncologico di Aviano IRCCS, Aviano, Pordenone, Italy