1. Vanderbilt University Medical Center, Nashville, TN;
2. European Blood and Marrow Transplant Paris Study Office/CEREST-TC, Paris, France;
3. Department of Haematology, Saint Antoine Hospital, Université Pierre et Marie Curie, INSERM, Unité Mixte de Recherche Scientifique 938, Paris, France;
4. Department of Medicine-Hematology, Oncology, University of Freiburg, Freiburg, Germany;
5. Department of Haematology, Hemostasis, Oncology, and Stem Cell Transplantation, Hannover Medical School, Hannover, Germany;
6. Department of Hematology/Oncology, University of Münster, Münster, Germany;
7. Medizinische Klinik und Poliklinik I, Universitätsklinikum Dresden, Dresden, Germany;
8. Department of Bone Marrow Transplantation, University Hospital, Essen, Germany;
9. University Hospital Leipzig, Leipzig, Germany;
10. Programme de Transplantation & Therapie Cellulaire, Centre de Recherche en Cancérologie de Marseille, Institut Paoli Calmettes, Marseille, France;
11. Medizinische Klinik und Poliklinik, University of Heidelberg, Heidelberg, Germany;
12. Department of Haematological Medicine, GKT School of Medicine, King`s Denmark Hill Campus, London, United Kingdom;
13. Department D’Hématologie, Centre Hospitalier Universitaire Nantes, Nantes, France;
14. Department of Haematology, Leeds Teaching Hospitals Trust, Leeds, United Kingdom;
15. Department of Hematology, Saint Antoine Hospital, Assistance Publique–Hospitaux de Paris and University Université Pierre et Marie Curie, Paris, France;
16. Department of Hematology, Hospital Clinic, Barcelona, Spain;
17. Hematology, IRCCS San Raffaele Scientific Institute, University Vita-Salute San Raffaele Milan, Italy;
18. Division of Hematology, Department of Medicine, University of Liège, Liège, Belgium;
19. Department of Hematology and Oncology, Klinikum Augsburg, University of Munich, Augsburg, Germany;
20. Maria Sklodowska-Curie Cancer Center and Institute of Oncology, Gliwice Branch, Gliwice, Poland; and
21. Hematology Division, Chaim Sheba Medical Center, Tel Hashomer, Israel