1. Hematology Division, Department of Bone Marrow Transplantation, Sheba Medical Center, Faculty of Medicine Tel Aviv University Tel Aviv Israel
2. Hôpital Saint‐Antoine, EBMT ALWP Office Paris France
3. Centre for Clinical Haematology Queen Elizabeth Hospital Birmingham UK
4. Assistance Publique‐Hôpitaux de Paris, Hematology Stem Cell Transplantation Saint Louis Hospital Paris France
5. CHU de Lille, University of Lille, INSERM, U1285 Lille France
6. Hematology Department, Section for Stem Cell Transplantation Oslo University Hospital, Rikshospitalet, Clinic for Cancer Medicine Oslo Norway
7. HUCH Comprehensive Cancer Center Helsinki Finland
8. Nottingham University Nottingham UK
9. Erasmus MC‐Daniel den Hoed Cancer Centre Rotterdam Netherlands
10. Centre Hospitalier Lyon Sud, Pavillon Marcel Bérard, Service Hematologie Lyon France
11. Stem Cell Transplant Unit, Policlinico Universitario Tor Vergata University of Rome Rome Italy
12. Hematology and Cell Therapy Department Bordeaux University Hospital Bordeaux France
13. Hematology Department, Hospital Clínic of Barcelona, IDIBAPS University of Barcelona Barcelona Spain
14. Hematology Division Department of Hematology, Sheba Medical Center, Faculty of Medicine, Tel Aviv University Tel Aviv Israel
15. Department of Haematology, Saint Antoine Hospital INSERM UMR 938 and Sorbonne University Paris France