1. Department of Endoscopy and Gastroenterology, Pavillon L, Edouard Herriot Hospital, Lyon, France
2. Department of Endoscopy and Gastroenterology, Bordeaux University Hospital, Bordeaux, France
3. French Society of Digestive Endoscopy (SFED), France
4. Department of Endoscopy and Gastroenterology, Angers University Hospital, Angers, France
5. Department of Gastroenterology, Private Clinic, Biarritz, France
6. Department of Endoscopy and Gastroenterology, Dupuytren University Hospital, Limoges, France