1. HELIOS Clinic Berlin Buch, Clinic for Hematology, Oncology and Tumorimmunology, Berlin, Germany;
2. Charité University School of Medicine, Clinic for Hematology and Oncology, Berlin, Germany;
3. Clinical Hematology and Cellular Therapy Department,
4. European Group for Blood and Marrow Transplantation Acute Leukemia Working Party Office, Assistance Publique-Hôpitaux de Paris, Hospital Saint Antoine, Paris, France;
5. University Pierre et Marie Curie, Paris, France;
6. Institut national de la santé et de la recherche médicale Unité Mixte de Recherche en Santé 938, Paris, France;
7. University Hospital Essen, Department of Bone Marrow Transplantation, Essen, Germany;
8. Deutsches Register für Stammzelltransplantationen (DRST) Study Office, Ulm, Germany;
9. Helsinki University Central Hospital, Hematology Department, Helsinki, Finland;
10. University Hospital Dresden, Clinic for Hematology and Oncology, Dresden, Germany;
11. University Hospital Freiburg, Clinic for Hematology and Oncology, Freiburg, Germany;
12. Hospital St. Louis, Paris, France;
13. German Clinic for Diagnostics, Wiesbaden, Germany;
14. University Medical Center Hamburg-Eppendorf, Hematology Department, Hamburg, Germany;
15. Hannover Medical School, Department of Hematology, Hemostasis, Oncology and Stem Cell Transplantation, Hannover, Germany;
16. University Hospital Leipzig, Clinic for Hematology and Oncology, Leipzig, Germany; and
17. University of Nantes, Hematology Department, Nantes, France