1. Department of Pathology Gustave Roussy Cancer Campus Villejuif France
2. Department of Tumor Genetics Gustave Roussy Cancer Campus Villejuif France
3. Department of Surgery Gustave Roussy Cancer Campus Villejuif France
4. Department of Pediatrics CHU Reims France
5. Department of Pediatric Oncology Gustave Roussy Cancer Campus Villejuif France
6. Faculté de Médecine Université Paris Saclay Le Kremlin‐Bicêtre France