Affiliation: | Gabriel Rahmi, Elia Samaha, Camille Lorenceau-Savale, Bruno Landi, Joël Edery, Thibault Manière, Jean-Marc Canard, Georgia Malamut, Christophe Cellier, Department of Gastroenterology and Endoscopy, University Rene-Descartes, Georges Pompidou European Hospital, 75015 Paris, France;Gilles Chatellier, Department of Clinical Epidemiology, European Hospital Georges Pompidou, University Rene-Descartes, 75015 Paris, France |