1. Department of Pediatric Hematology‐Oncology CHRU Lille Lille France
2. Statistics Department EORTC Headquarters Brussels Belgium
3. Department of Pediatric Hematology‐Oncology Ghent University Hospital Ghent Belgium
4. Department of Hematology CHU Toulouse Toulouse France
5. Department of Pediatric Hemato‐Oncology University Hospital Leuven Leuven Belgium
6. Department of Pediatric Hematology‐Oncology CHRU Strasbourg Strasbourg France
7. Department of Paediatrics University Hospital Liège and University of Liège Liège Belgium
8. Pediatric Oncology CHRU Besançon Besançon France
9. Department of Pediatric Haematology and Oncology CHU Reims Reims France
10. Department of Pediatric Hematology‐Oncology CHU Caen Caen France
11. Department of Hemato‐Oncology HUDERF (ULB) Brussels Belgium
12. Department of Pediatric Hematology‐Oncology CHU Grenoble Grenoble France
13. Department of Pediatric Hematology‐Oncology CHU Poitiers Poitiers France
14. VUB Brussels Belgium
15. CHC Mont Legia Liège Belgium
16. CHR Verviers East Belgium Verviers Belgium
17. EORTC Headquarters Brussels Belgium
18. Medical Department EORTC Headquarters Brussels Belgium
19. Pediatric Oncology CHU Nice Nice France