1. Section of Hematology and Oncology, West Virginia University, Morgantown, West Virginia
2. Program for Comparative Effectiveness Research, University of South Florida Morsani College of Medicine, Tampa
3. University of Heidelberg, Heidelberg, Germany
4. Department of Medicine III, University Hospital, LMU Munich, Germany
5. Service d'Hématologie, Centre Hospitalo-Universitaire Nantes, Nantes, France
6. Department of Oncology and Hematology, Fondazione Istituto Nazionale dei Tumori Milano University of Milano, Milano, Italy
7. The Ottawa Hospital Bone Marrow Transplant Programme, University of Ottawa, Ottawa, Ontario, Canada
8. Division of Hematology and Oncology, Medical College of Wisconsin, Milwaukee
9. Section of Hematology/Oncology, The University of Chicago, Chicago, Illinois
10. Hematology Department, Institut Català d'Oncologia-Hospitalet, Barcelona, Spain
11. Department of Medicine, Memorial Sloan-Kettering Cancer Center, New York, New York
12. University of Rochester, Rochester, New York
13. Division of Hematology, Mayo Clinic, Rochester, Minnesota
14. Department of Hematology and Hematopoietic Cell Transplantation, City of Hope National Medical Center, Duarte, California
15. Blood and Marrow Transplantation Program, Division of Hematology-Oncology, Mayo Clinic, Jacksonville, Florida
16. Division of Hematology/Oncology, Department of Medicine, Vanderbilt University Medical Center, Nashville, Tennessee
17. Department of Haemato-Oncology, St Bartholomew's Hospital, Barts Health NHS Trust, London, United Kingdom
18. University Hospital Bristol NHS Foundation Trust, London, United Kingdom
19. Section of Hematology and Oncology, Cancer Treatment Centers of America, Zion, Illinois
20. Hôpital Saint Louis, Paris, France
21. Division of Oncology & Hematology, University of Nebraska Medical Center, Omaha
22. University of Washington, Fred Hutchinson Cancer Research Center, Seattle
23. Center for International Blood and Marrow Transplant Research, Wisconsin