1. INSERM, U830, Pediatric Translational Research PSL Research University, Institut Curie Paris France
2. INSERM, U900 Paris France
3. MINES ParisTech PSL Research University, CBIO‐Centre for Computational Biology Paris France
4. Department of Pathology Institut Curie, PSL Research University Paris France
5. Genetics Unit, Department of Tumor Biology Institut Curie, PSL Research University Paris France
6. Paediatrics and Adolescent Medicine, Swabian Children's Cancer Center University Medical Center Augsburg Augsburg Germany
7. Department of Pediatric Hematology and Oncology University Medical Center, Hamburg‐Eppendorf Hamburg Germany
8. Research Institute Children's Cancer Center Hamburg Hamburg Germany
9. SIREDO Oncology Center (Care, Innovation and Research for Children and AYA with Cancer) PSL Research University, Institut Curie Paris France
10. Centre Léon Bérard, Institut d'Hématologie et d'Oncologie pédiatrique Lyon France
11. Pediatric and Adolescent Oncology, IHOP, Centre Léon Bérard Lyon France
12. Department of Pediatric and Adolescent Unity Oncology Toulouse University Hospital Toulouse France
13. Department of Pathology Insititut Universitaire du Cancer de Toulouse‐Oncopole Toulouse France
14. Department of Pathology Strasbourg University Hospital Strasbourg France
15. Department of Pathology Centre Léon Bérard Lyon France
16. Division of Anatomical Pathology, British Columbia Children's Hospital and Women's Hospital and Health Center Vancouver BC Canada
17. Gynecological Cancer Unit, Department of Medicine Gustave Roussy Villejuif France
18. INSERM U981, Gustave Roussy Villejuif France
19. Institute of Neuropathology University Medical Center, Hamburg‐Eppendorf Hamburg Germany
20. Institut Curie, PSL Research University Paris France