1. Epidémiologie des Cancers de l'enfant et de l'adolescent Team (EPICEA); UMR 1153 Epidemiology and Biostatistics Sorbonne Paris Cité Research Center (CRESS); Inserm; Villejuif France
2. Sorbonne Paris Cité; Paris Descartes University; Paris France
3. French National Registry of Childhood Hematological Malignancies (RNHE); Villejuif France
4. French National Registry of Childhood Solid Tumors (RNTSE); Faculté de Médecine; CHU Nancy; Vandoeuvre-lès-Nancy France