1. Haematology Division; Department of Internal Medicine; University of Patras Medical School; Patras Greece
2. Department of Medical Statistics & Bioinformatics; Leiden University Medical Centre; Leiden the Netherlands
3. GIMEMA Data Centre; Rome Italy
4. Department of Medicine, Haematology, Oncology; University of Freiburg; Freiburg Germany
5. Department of Bone Marrow Transplantation; University Hospital; Essen Germany
6. Medizinische Klinik und Poliklinik I; Universitätsklinikum Technische Universität Dresden; Dresden Germany
7. Erasmus MC-Daniel den Hoed Cancer Centre; Rotterdam the Netherlands
8. Stem Cell Transplantation Unit; Comprehensive Cancer Centre; Helsinki University Hospital; Helsinki Finland
9. Department of Haematological Medicine; GKT School of Medicine; London UK
10. Département des Spécialités de Médecine Service d'Hématologie; Hôpitaux Universitaires de Genève, and Faculty of Medicine; University of Geneva; Geneva Switzerland
11. Department of Haematology; Haemostasis and Oncology and Stem Cell Transplantation; Hannover Medical School; Hannover Germany
12. Division of Haematology; Città della Salute e della Scienza di Torino; Torino Italy
13. Department of Molecular Biotechnology and Health Sciences; University of Torino; Torino Italy
14. Division of Haematology, Oncology and Haemostasiology; University of Leipzig; Leipzig Germany
15. Department for Haematology, Oncology and Clinical Immunology; University Hospital Dusseldorf; Heinrich Heine University; Dusseldorf Germany
16. Deutsche Klinik fur Diagnostik; KMT Zentrum; Wiesbaden Germany
17. Department of Tumourimmunology; Radboud University Medical Centre; Nijmegen the Netherlands
18. Department of Haematology and BMT; Hopital Saint Louis; Paris France
19. Department of Stem Cell Transplantation; University Medical Centre Hamburg; Hamburg Germany