1. Hematology Department of Medical Sciences St. Anna University Hospital Ferrara Italy
2. Division of Hematological Oncology CLL ProgramMemorial Sloan Kettering Cancer Center New York NY USA
3. Italian Group for Adult Hematologic Diseases (GIMEMA) Data Center and Health Outcomes Research Unit Rome Italy
4. Department of Onco‐Hematology Hematology UnitA.O. of Cosenza Cosenza Italy
5. Department of Radiological, Radiotherapeutic and Hematological Sciences Fondazione Policlinico Universitario “A. Gemelli” IRCCS Rome Italy
6. Weill Cornell Medicine New York NY USA
7. Center for Blood Disorders and Stem Cell Transplantation Swedish Cancer Institute Seattle WA USA
8. Division of Hematologic Malignancies and Cellular Therapy Duke University Durham NC USA
9. Taussig Cancer InstituteCleveland Clinic Cleveland OH USA
10. Columbia University Medical Center New York NY USA
11. Peter McCallum Cancer Centre University of Melbourne Melbourne Victoria Australia
12. Department of Hematologic Oncology and Blood Disorders Levine Cancer InstituteCarolinas Healthcare System Charlotte NC USA
13. Dartmouth‐Hitchcock Medical Center Lebanon NH USA
14. Wilmot Cancer InstituteUniversity of Rochester Medical Center Rochester NY USA
15. Fred Hutchinson Cancer Research CenterSeattle Cancer Care Alliance Seattle WA USA
16. Lymphoproliferative Disorders Program Novant Health Cancer Institute Charlotte NC USA
17. SUNY Upstate Medical UniversitySUNY Upstate Medical University Syracuse NY USA
18. University of Pittsburgh Pittsburgh PA USA
19. Division of Hematology and Oncology University of Pennsylvania Philadelphia PA USA
20. Division of Hematology & Oncology Medical College of Wisconsin Milwaukee WI USA
21. Hematology UnitIRCCS Policlinico San Matteo Pavia Italy
22. Hematology and Transplant Unit San Maurizio HospitalAzienda Sanitaria dell'Alto Adige Bolzano Italy
23. Hematology and Clinical Immunology Department of Medicine University of Padua Padua Italy
24. Department of Medicine Department of Hematology First Faculty of Medicine Charles University and General University Hospital Prague Czech Republic
25. Oncology UnitCardinal Massaia Hospital Asti Italy
26. Hematology Niguarda Cancer CenterASST Grande Ospedale Metropolitano Niguarda Milan Italy
27. Hematology Azienda USL‐IRCCS Reggio Emilia Italy
28. Division of Hematology Department of Translational Medicine University of eastern Piedmont Novara Italy
29. Department of Internal Medicine ‐ Hematology and Oncology University Hospital Brno and Faculty of MedicineMasaryk University Brno Czech Republic
30. Hematology Department Fondazione IRCCS Istituto Nazionale Tumori Milano Italy
31. Hematology Unit A. Pugliese HospitalAzienda Ospedaliera Pugliese Ciaccio Catanzaro Italy
32. Catania Università di CataniaCattedra di Ematologia Catania Italy
33. Division of Hematology A.O.U. Città della Salute e della Scienza di Torino and Department of Molecular Biotechnology and Health Sciences University of Torino Torino Italy
34. Hematology Department of Translational and Precision Medicine "Sapienza" University Rome Italy
35. Hematology Unit Hospital Universitario Madrid Spain
36. Hospital Costa del Sol Marbella Spain
37. Hematology Department of Cell Therapy and Hematology University Hospital Verona Italy
38. Department of Translational and Precision Medicine University “La Sapienza”UOC di Ematologia con TrapiantoOspedale S. Maria Goretti Latina Italy
39. Strategic Research Program on CLL Division of Experimental Oncology IRCCS Ospedale San RaffaeleUniversità Vita‐Salute San Raffaele Milan Italy