1. Department of Hematology and Cell Therapy Saint‐Antoine Hospital Paris France
2. Institut national de la santé et de la recherche médicale (INSERM) Unit 938, Assistance Publique‐Hopitaux de Paris APHP, Sorbonne University Paris France
3. European Society for Blood and Marrow Transplantation Paris Office Paris France
4. Paoli Calmettes Institute, Aix Marseille University, Centre National de la Recherche scientifique, INSERM, CRCM Marseille France
5. Department of Hematology University of Groningen Groningen the Netherlands
6. Department of Hematology and Stem Cell Transplantation Saint Louis Hospital Paris France
7. Department of Hematology and Stem Cell Transplantation Gustave Roussy Institute Villejuif France
8. Department of Hematology and Stem Cell Transplantation San Raffaele Hospital Milan Italy
9. Hematology and Bone Marrow Transplantation Chaim Sheba Medical Center Tel Hashomer Israel