1. Hematology Laboratory, Saint-Louis Hospital, Assistance Publique–Hôpitaux de Paris (APHP), Paris, France;
2. University Paris Diderot, Paris, France;
3. Institut Universitaire d’Hématologie, INSERM U944/Centre National de la Recherche Scientifique Unité Mixte de Recherche (UMR) 7212, Paris, France;
4. Department of Pediatric Hematology, Robert Debré Hospital, Paris, France;
5. Equipe d’accueil (EA) 3518, Institut Universitaire d’Hématologie, Paris, France;
6. Hematology/Transplantation, Saint-Louis Hospital, APHP, Paris, France;
7. INSERM UMR 1160, Paris, France;
8. Hematology Laboratory, Robert Debré Hospital, Paris, France;
9. Clinical Hematology Departments, Saint-Louis Hospital, Paris, France;
10. Hematology Department, Henri Mondor Hospital, Créteil, France;
11. Hematology Pediatrics Department and
12. Genetic Laboratory, Centre Hospitalier Régionaux et Universitaire Nancy, Vandoeuvre lès Nancy, France;
13. Institut of Hematology and Pediatric Oncology, Université Lyon 1, Hospices Civils de Lyon, Lyon, France;
14. Hematology Department, Centre Hospitalier Universitaire (CHU) de Nantes, Nantes, France;
15. Pediatrics Hematology, CHU de Lille, Lille, France;
16. Hematology-Oncology-Immunology Department, CHU Angers, Angers, France;
17. Centre de Recherche en Cancérologie et Immunologie Nantes Angers, INSERM/Nantes University/Angers University, Angers, France;
18. Pediatric Hematology Immunology Unit, Necker-Enfants-Malades Hospital, Paris, France;
19. Paris Descartes University, Paris, France;
20. Pediatric Hematology-Oncology, Trousseau Hospital/Hôpitaux Universitaires Est Parisien, Paris, France;
21. Department of Pediatric Hematology and Oncology, Timone Enfants Hospital, Marseille, France; and
22. EA 3279, Aix-Marseille University, Marseille, France