1 Unit of Colorectal and Digestive Surgery, DIGEST Department, Beaujon University Hospital, AP-HP, University of Paris Cité, Clichy, France.
2 Faculty of Medicine, University of Paris Est, UPEC, Créteil, France.
3 Department of Digestive and Hepatobiliary Surgery, Centre Hospitalier Universitaire Henri Mondor, Assistance Publique-Hôpitaux de Paris, Créteil, France.