1. UR 3279, CERESS – Health Service Research and Quality of Life Center Aix‐Marseille University Marseille France
2. Department of Pediatric Hematology‐Oncology University Hospital of Lyon Lyon France
3. Department of Pediatric Hematology‐Oncology A. Trousseau Hospital, AP‐HP Paris France
4. Department of Pediatric Hematology‐Oncology University Hospital of Bordeaux Bordeaux France
5. Department of Pediatric Hematology‐Oncology Saint Louis Hospital, AP‐HP Paris France
6. Department of Pediatric Hematology‐Oncology University Hospital of Rennes Rennes France
7. Department of Pediatric Hematology Robert Debré Hospital, AP‐HP Paris France
8. Department of Pediatric Hematology‐Oncology Children's Hospital of Brabois Vandoeuvre Les Nancy France
9. Department of Pediatric Hematology‐Oncology, CIC Inserm 501 University Hospital of Clermont‐Ferrand Clermont‐Ferrand France
10. Department of Pediatric Hematology‐Oncology University Hospital L'Archet Nice France
11. Department of Pediatric Hematology‐Oncology University Hospital of Montpellier Montpellier France
12. Department of Pediatric Hematology‐Oncology University Hospital of Toulouse Toulouse France
13. Department of Pediatric Hematology‐Oncology University Hospital of Angers Angers France
14. Department of Pediatric Hematology‐Oncology Timone Children's Hospital and Aix‐Marseille University Marseille France