1. Department of Haematology and Stem Cell Transplantation; Utrecht University Children's Hospital; Utrecht The Netherlands
2. Federal University of Parana; Curitiba Brazil
3. BMT Unit; French Reference Centre for Aplastic Anaemia; Hospital St Louis; Paris France
4. King Faisal Specialist Hospital & Research Centre; Riyadh Saudi Arabia
5. Division of Bone Marrow Transplant and Immune Deficiency; Cincinnati Children's Hospital Medical Centre; Cincinnati OH USA
6. EBMT Data Office; Leiden The Netherlands
7. Paediatric Bone Marrow Transplant Service; Memorial Sloan Kettering; New York NY USA
8. King Hussein Cancer Centre; Amman Jordan
9. Hospital Santa Creu I Sant Pau; Barcelona Spain
10. Beatson West of Scotland Cancer Centre; Glasgow UK
11. Gazi Universitesi; Ankara Turkey
12. Centre National de Greffe de Moelle; Tunis Tunesia
13. Department of Haematology; Leiden University Medical Centre; Leiden The Netherlands
14. University College London Hospital; London UK
15. Haematology and Oncology; University of Leipzig; Leipzig Germany
16. Paediatric Haematology/Oncology; Fondazione IRCCS Policlinico San Matteo; Pavia Italy
17. University Hospital Eppendorf; Hamburg Germany
18. Centre Hospitalier Lyon Sud; Lyon France
19. University of Napoli; Naples Italy
20. Universitatsklinikum Dresden; Dresden Germany
21. University Paris Descartes; Paris France
22. Istituto Giannina Gaslini; Genova Italy