1. Department of Endoscopy and Gastroenterology, Pavillon L, Edouard Herriot Hospital, Lyon, France
2. Department of Pediatric Endoscopy and Gastroenterology, Hôpital Femme Mère Enfant, Lyon, France
3. Department of Pediatric Digestive Surgery, Hôpital Femme Mère Enfant, Lyon, France
4. Department of Pediatric ENT, Hôpital Femme Mère Enfant, Lyon, France
5. Inserm U1032 LabTau, Lyon, France