1. Department of Molecular Medicine; University of Pavia; Pavia Italy
2. Department of Haematology Oncology; Fondazione IRCCS Policlinico San Matteo; Pavia Italy
3. Department of Haematology; Hôpital Pontchaillou; Rennes France
4. Department of Lymphoid Malignancies; Maria Sklodowska-Curie Memorial Institute and Oncology Centre; Warsaw Poland
5. Fourth Department of Internal Medicine, Haematology; Charles University Hospital and Faculty of Medicine; Hradec Králové Czech Republic
6. Department of Internal Medicine, Haematology and Oncology; University Hospital Brno; Brno Czech Republic
7. The University of Manchester and the Christie NHS Foundation Trust; Manchester Academic Health Science Centre; Manchester United Kingdom
8. Department of Haematology; Jagiellonian University Medical College; Kraków Poland
9. Department of Haematology; Hôpital Claude Huriez; EA 7365 GRITA; Lille France
10. Department of Haematology Research; Federal Medical Research Centre; Saint Petersburg Russia
11. Department of Haematology; Derriford Hospital; Plymouth United Kingdom
12. Serviço de Anatomia Patológica; Instituto Português de Oncologia de Lisboa Francisco Gentil; Lisboa Portugal
13. Haematopathology Unit, Hospital Clinic; University of Barcelona; Barcelona Spain
14. Unit of Haematopathology; European Institute of Oncology; Milan Italy
15. Clinical Research and Development; Celgene Sàrl; Boudry Switzerland
16. Clinical Research and Development; Celgene Corporation; Summit NJ USA
17. Department of Haematology; Charles University Hospital; Prague Czech Republic