1. Hematology, Department of Medical Science, Surgery and Neuroscience University of Siena Siena Italy
2. Nephrology Azienda Ospedaliera Universitaria Senese Siena Italy
3. IRCCS Azienda Ospedaliero‐Universitaria di Bologna Istituto di Ematologia “Seràgnoli” Bologna Italy
4. Dipartimento di Medicina Specialistica Diagnostica e Sperimentale Università di Bologna Bologna Italy
5. Department of Nephrology Moscow City Hospital named after S.P. Botkin Moscow Russian Federation
6. Department of Hematology, Fundeni Clinical Institute University of Medicine and Pharmacy "Carol Davila" Bucharest Romania
7. Department of Internal Medicine II University Hospital Würzburg Würzburg Germany
8. Department of Hemato‐Oncology University Hospital Olomouc Olomouc Czech Republic
9. Amyloidosis and Myeloma Unit, Department of Hematology, Hospital Clínic of Barcelona Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), University of Barcelona Barcelona Spain
10. Department of Hematology Hospital del Salvador Santiago Chile
11. Faculty of Medicine, Department of Medicine I, Medical Center University of Freiburg Freiburg Germany
12. Tel Aviv Medical Center, Tel Aviv, Israel and Sackler Faculty of Medicine Tel Aviv University Tel Aviv Israel
13. Departament od Hematology, Transplantology and Internal Medicine Medical University of Warsaw Warsaw Poland
14. Division of Hematology/Oncology, Department of Medicine Medical College of Wisconsin, Milwaukee Wisconsin USA
15. Department of Hematology, Blood Neoplasms and Bone Marrow Transplantation Wroclaw Medical University Wroclaw Poland
16. Instituto de Investigación Biomédica de Salamanca (IBSAL) University Hospital of Salamanca Salamanca Spain
17. Department of Medicine Division of Nephrology, Medical College of Wisconsin Milwaukee Wisconsin USA
18. Hematology Unit, Department of Onco‐Hematology Cosenza Italy
19. Department of Hematology Complejo Asistencial de Avila Avila Spain
20. The John Theurer Cancer Center at Hackensack Meridian School of Medicine Hackensack New Jersey USA
21. Federal University of Bahia University Hospital, Rede D'or Oncology Sao Paolo Brazil
22. Department of Hematology and Bone Marrow Transplantation St. John of Dukla Oncology Center of Lublin Land Lublin Poland
23. Department of Hematology, Medical Faculty University of Warmia and Mazury in Olsztyn Olsztyn Poland
24. Plasma Cell Dyscrasias Center, Department of Hematology Jagiellonian University Medical College, Faculty of Medicine Cracow Poland