1. Bing Center for Waldenström Macroglobulinemia Dana‐Farber Cancer Institute Harvard Medical School Boston MA USA
2. Hospital Universitario de Salamanca Salamanca Spain
3. Department of Haematology Theageneion Hospital of Thessaloniki Thessaloniki Greece
4. Division of Hematology Mayo Clinic Rochester MN USA
5. La Miletrie Hospital CHU Poitiers Poitiers France
6. Division of Cancer Epidemiology and Genetics National Cancer Institute National Institutes of Health Bethesda MD USA
7. Amyloidosis Research and Treatment Centre Fondazione IRCCS Policlinico San Matteo University of Pavia Pavia Italy
8. Department of Haematology UMC Utrecht Cancer Centre Utrecht the Netherlands
9. Division of Haematology Niguarda Ca’ Granda Hospital Milano Italy
10. St James's Institute of Oncology Leeds Teaching Hospitals NHS Trust Leeds UK
11. Service d'Hématologie‐Immunologie‐Cytogénétique Centre Hospitalier de Valenciennes Valenciennes France
12. Department of Oncology Baylor Charles A Sammons Cancer Center Dallas TX USA
13. Department of Haematology Peter MacCallum Cancer Centre University of Melbourne Melbourne Australia
14. Department of Haematology Oncology Fondazione IRCCS Policlinico San Matteo University of Pavia Pavia Italy
15. Department of Clinical Therapeutics School of Medicine National and Kapodistrian University of Athens Athens Greece