1. Department of Haematology; Hospital La Milétrie, and INSERM CIC 1402; Poitiers France
2. Department of Hematology and Stem Cell Transplantation, St. István and St. László Hospital, 3rd Department of Internal Medicine; Semmelweis University; Budapest Hungary
3. Southern Alberta Cancer Research Institute, University of Calgary; Calgary Alberta Canada
4. Serviço de Onco-Hematologia, Instituto Português de Oncologia do Porto Francisco Gentil, Entidade Pública Empresarial (IPOPFG, EPE); Porto Portugal
5. Department of Haematology; Palmerston North Hospital; Palmerston North Manawatu New Zealand
6. Department of Hematology; University Hospital Rigshospitalet; Copenhagen Denmark
7. 4 Department of Medicine - Hematology; University Hospital; Hradec Kralove Czech Republic
8. Nizhnii Novgorod Region Clinical Hospital; Nizhnii Novgorod Russia
9. Department of Hematology; University of Barcelona; Barcelona Spain
10. Department of Internal Medicine III; University Hospital of Ulm; Ulm Germany
11. Division of Hematology; University of British Columbia; Vancouver Canada
12. Department of Hematology; Tochigi Cancer Center, Utsunomiya; Tochigi Japan
13. Department of Symptom Research; University of Texas M.D. Anderson Cancer Center; Houston Texas
14. Millennium Pharmaceuticals, Inc., Cambridge, Massachusetts, a wholly owned subsidiary of Takeda Pharmaceutical Company Limited
15. Department of Hematology; Charles University General Hospital; Prague Czech Republic
16. Department of Hematology; University Hospital Hôtel Dieu; Nantes France
17. Department of Hematologic Oncology; Dana-Farber Cancer Institute; Boston Massachusetts