1. Hépato-Gastro-Entérologie et Assistance Nutritionnelle, Inserm CIC 1413, Inserm UMR 1235, Institut des Maladies de l’Appareil Digestif (IMAD), Nantes Université, CHU Nantes, 1 place Alexis Ricordeau, Nantes F-44000, France
2. Department of Gastroenterology and Digestive Endoscopy, IRCCS San Raffaele Hospital and Vita-Salute San Raffaele University, Milan, Italy
3. Department of Gastroenterology and Inserm NGERE U1256, University Hospital of Nancy, University of Lorraine, Vandoeuvre-lès-Nancy, France