1. Gastroenterology Unit AP‐HP Hôpital Louis Mourier Université de Paris Paris France
2. Digestive Physiology Hospices Civils de Lyon Lyon I University Lyon France
3. Gastroenterology Department CHU de Bordeaux INSERM CIC 1401 Centre Medico‐chirurgical Magellan Hôpital Haut‐Lévêque Université de Bordeaux Bordeaux France
4. Gastroenterology Unit Hôpital Charles Nicolle Rouen France
5. Epidemiology, Biostatistic and Clinical Research Department INSERM CIC‐EC 1425 AP‐HP Hôpital Bichat Paris France
6. Gastroenterology Unit Hôpital Pontchaillou Rennes France
7. Gastroenterology Unit Centre hospitalier de Nantes Nantes France
8. Gastroenterology Unit AP‐HP Hôpital Cochin Paris France
9. Gastroenterology Unit AP‐HM Hôpital Nord Marseille France
10. Gastroenterology Unit AP‐HP hôpital Avicenne Bobigny France