1. Department of HematologyLeiden University Medical Center Leiden The Netherlands
2. Department of Biomedical Data SciencesLeiden University Medical Center Leiden The Netherlands
3. European Society for Blood and Marrow Transplantation (EBMT), Data Office Leiden Leiden The Netherlands
4. Département d'Oncologie et d'Hématologie, Hôpital de HautepierreHopitaux Universitaires de Strasbourg Strasbourg France
5. Hematology and HSCT ProgramKing Faisal Specialist Hospital Riyadh Saudi Arabia
6. Department of Cell Therapy & Applied GenomicsKing Hussein Cancer Center Amman Jordan
7. Department HematologyHospital Clínico Universitario Salamanca Spain
8. Haematology and Transplant UnitChristie Hospital NHS Foundation Trust and University of Manchester Manchester UK
9. Hematology, Oncology and PneumologyUniversity Medical Center Mainz Mainz Germany
10. Ege University Medical Faculty Adult Hematology and StemCell Transplantation UnitEge University Medical School Izmir Turkey
11. Bone Marrow Transplantation Unit, Department of Pediatric Hematology and OncologyNational Institute of Children's Diseases Bratislava Slovakia
12. Department of Haematology, Cancer CentreUmea University Hospital Umea Sweden
13. Deparment of Pediatrics, Division of Pediatric Hematology/Oncology; Hematopoietic Stem Cell Transplantation and Cellular Therapy UnitNino Jesus Children's Hospital Madrid Spain
14. Department of PediatricsJena University Hospital Jena Germany
15. Department of HaematologySheffield Teaching Hospitals NHS Foundation Trust Sheffield UK
16. Hematology and HSCT UnitSisli Florence Nightingale Hospital Istanbul Turkey
17. Department of internal medicineAmerican University of Beirut Medical Center Beirut Lebanon
18. Department of HematologyInstitut Jules Bordet (ULB) Brussels Bruxelles Belgium
19. Raisa Gorbacheva Memorial Research Institute of Pediatric OncologyHematology and Transplantation, Pavlov First Saint Petersburg State Medical University St. Petersburg Russia
20. Department of Haematological MedicineKing's College Hospital/King's College London London UK
21. Department of HematologyUniversity Hospital Basel Basel Switzerland
22. BMT Program, Department of Clinical Medicine and SurgeryFederico II University of Naples Naples Italy
23. Saint‐Louis Hospital, French Reference Center for Aplastic Anemia and PNHParis Diderot University Paris France
24. Haematology UnitIRCCS Istituto Giannina Gaslini Genoa Italy