Affiliation: | 1. Department of General and Digestive Surgery, Hôpital Saint-Antoine, Université Pierre-et-Marie-Curie, Paris VI University, Assistance publique–Hôpitaux de Paris (AP–HP), 184, rue du Faubourg-Saint-Antoine, 75012 Paris, France;2. Department of General and Digestive Surgery, Hôpital Kremlin-Bicêtre, Paris XI University, AP–HP, 94270 Le Kremlin-Bicêtre, France |