1. Department of Pediatric Hematology-Oncology, Nantes University Hospital, Nantes, France
2. Department of Pediatric Oncology, Aix-Marseille University and La Timone Children’s Hospital, Marseille, France
3. Department of Radiology, Rennes University Hospital, Rennes, France
4. Department of Pediatric Hematology-Oncology, Pediatric Hematology and Oncology Institute (IHOPE), Hospices Civils de Lyon, University Lyon 1, Lyon, France
5. Department of Pediatric Hematology-Oncology, Hôpital d‘Enfants de Brabois, Vandoeuvre-lès-Nancy, France
6. Department of Pediatric Hematology, Robert Debré Hospital, Paris, France
7. Department of Pediatric Hematology-Oncology, Strasbourg University Hospital, Strasbourg, France
8. Department of Pediatric Hematology-Oncology, Bordeaux University Hospital, Bordeaux, France
9. Department of Pediatric Hematology-Oncology, Nice University Hospital (L'Archet), Nice, France
10. Department of Pediatric Hematology-Oncology, Toulouse University Hospital (Purpan), Toulouse, France
11. Department of Pediatric Hematology-Oncology, Armand Trousseau Hospital, APHP. Sorbonne Université, Paris, France
12. Department of Pediatric Hematology-Oncology, Clermont-Ferrand University Hospital, Clermont-Ferrand, France
13. Department of Pediatric Hematology, Saint-Étienne University Hospital, Saint-Etienne, France
14. Pediatric Hematology-Oncology Unit, CHU Angers, Angers, France
15. Department of Pediatric Hematology-Oncology, Grenoble Alpes University Hospital, Grenoble, France
16. Department of Pediatric Hematology-Oncology, Montpellier University Hospital, Montpellier, France
17. Department of Public Health, EA 3279 Research Unit, Marseille University Hospital, Aix-Marseille University, Marseille, France
18. Department of Pediatric Hematology and Oncology department, University Hospital, Rennes, France