1. Department of Pediatric Surgery, Hôpitaux Universitaires de Strasbourg, Strasbourg, France.
2. Department of Pediatric Surgery, University Hospital of Caen, Université de Caen Basse-Normandie, UFR de Médecine, Caen, France.
3. INSERM, U1121, Strasbourg, France.
4. Department of Pediatric Surgery, Groupe Hospitalier Pellegrin, Hôpital d'enfants, Bordeaux, France.
5. Department of Pediatric Surgery, Hôpital Couple-Enfant, Centre Hospitalier Universitaire Grenoble-Alpes, Grenoble, France.
6. Department of Pediatric Surgery, Hôpital Femme Mère Enfant, Hospices Civils de Lyon and Claude Bernard University, Bron, France.