1. Referral Center for Sickle Cell Disease, Department of Pediatrics, Intercommunal Créteil Hospital, University Paris-Est, Créteil, France
2. Referral Center for Sickle Cell Disease, Medical Imaging Department, Intercommunal Créteil Hospital, Créteil, France
3. Bone Marrow Transplant Unit, Department of Hematology, Saint-Louis Hospital, University Paris-Diderot, Paris, France
4. Department of Pediatric Hematology, Robert-Debré Hospital, University Paris-Diderot, Paris, France
5. Referral Center for Sickle Cell Disease, Department of Pediatrics, Necker Hospital, University Paris-Descartes, Paris, France
6. Referral Center for Sickle Cell Disease, Pointe à Pitre, Guadeloupe, France
7. Department of Pediatric Hematology, la Timone Hospital, Marseille University, Marseille, France
8. Department of Pediatric Hematology, Hautepierre Hospital, Strasbourg University, Strasbourg, France
9. Department of Pediatric Hematology, Necker Hospital, University Paris-Descartes, Paris, France
10. Department of Pediatric Hematology, HIOP Lyon, Lyon, France
11. Referral Center for Sickle Cell Disease, Department of Pediatrics, Kremlin-Bicêtre Hospital, University Paris-Sud, Paris, France
12. Referral Center for Sickle Cell Disease, Department of Pediatrics, Robert-Debré Hospital, University Paris-Diderot, Paris, France
13. Department of Pediatric Hematology, Bordeaux Hospital, Bordeaux, France
14. Referral Center for Sickle Cell Disease, Department of Pediatrics, Fort de France, Martinique, France
15. Department of Child and Adolescent Psychiatry, Avicenne Hospital, Paris-13 University, Paris, France
16. Department of Medical Imagery, Debré Hospital, University Paris-Diderot, Paris, France
17. Department of Statistics, Saint-Louis Hospital, ECSTRA Team, UMR1153, INSERM, University Paris-Diderot, Paris, France