1. Department of Oncology ‐ Haematology Unit AOU Policlinico P. Giaccone Palermo Italy
2. Fondazione Italiana Linfomi (FIL) c/o Department of Diagnostic, Clinical and Public Health Medicine University of Modena and Reggio Emilia Modena Italy
3. APHP, Saint‐Louis Hospital Haemato‐Oncology Paris France
4. Lymphoma Unit IRCCS San Raffaele Scientific Institute Milano Italy
5. Lymphoid Malignancies Unit University Hospital Henri Mondor Creteil France
6. Service d'hématologie CHU Bordeaux Bordeaux France
7. Onco‐Haematology Department University Hospital Grenoble Grenoble France
8. INSERM, U823 Génétique et Epigenetique des cancers lymphoïdes Institut Albert Bonniot Grenoble France
9. Tumour Immunology Unit Human Pathology Section Department of Health Science University of Palermo Palermo Italy
10. Centre Hospitalier Lyon sud service d'anatomie pathologique Université Lyon 1 Pierre Benite France
11. Centre Hospitalier Lyon Sud Laboratoire d'Hématologie cellulaire Université Lyon 1 Pierre Benite France
12. Molecular Diagnostic Unit Policlinico San Martino Genova Italy
13. Division of Haematology Azienda Ospedaliera Bianchi‐Melacrino‐Morelli Reggio Calabria Italy
14. Hospital Santa Maria delle Croci UOC of Haematology Ravenna Italy
15. Division of Haematology Azienda Ospedali Riuniti Villa Sofia‐Cervello Palermo Italy
16. Arcispedale Santa Maria Nuova UOC of Haematology AUSL Reggio Emilia/IRCCS Reggio Emilia Italy
17. Santa Maria Hospital Oncology‐Haematology Perugia University of Perugia Perugia Italy
18. University Hospital Ospedale di Circolo e Fondazione Macchi ASST Settelaghi Varese Italy
19. Division of Haematology Ospedali Riuniti Ancona Italy
20. Division of Haematology Ospedale Businco Cagliari Italy
21. Lymphoid Malignancies Unit Henri Mondor Hospital Creteil France
22. Department of Clinical Haematology Nantes University Hospital Nantes France
23. Haematology Department University Hospital Vandoeuvre Les Nancy France
24. Azienda Ospedaliero‐Universitaria di Parma UO Ematologia e CTMO Parma Italy
25. Haematology and Stem Cell Transplant Regina Elena National Cancer Institute Rome Italy
26. IOSI, Oncology Institute of Southern Switzerland and IOR Institute of Oncology Research Università della Svizzera Italiana (USI) Bellinzona Switzerland
27. Department of Diagnostic, Clinical, and Public Health Medicine University of Modena and Reggio Emilia Modena Italy
28. APHP, Saint‐Louis Hospital Haemato‐oncology‐ Paris Diderot University Paris France