1. Department of Pediatric Surgery CHU Amiens Picardie Amiens France
2. Department of Pediatric Surgery, Hôpital Mère‐Enfant Centre Hospitalier Universitaire Nantes France
3. Department of Radiology, Hôpital Mère‐Enfant Centre Hospitalier Universitaire Nantes France
4. Pediatric Oncology Unit Oscar Lambret Anticancer Center Lille France
5. Department of Pediatric Surgery Centre Hospitalier Universitaire Caen France
6. Department of Pediatric Surgery Centre Hospitalier Universitaire Tours France
7. Department of Pediatric Surgery Centre Hospitalier Regional Universitaire Lille France
8. Department of Pediatric Oncology CHU Amiens Picardie Amiens France
9. Department of Pediatric Surgery Centre Hospitalier Universitaire Rennes France
10. Department of Pediatric Oncology, Hôpital Mère‐Enfant Centre Hospitalier Universitaire Nantes France