Service de chirurgie digestive, endocrinienne et générale, CHU de Limoges, Avenue Martin Luther King, Limoges Cedex, 87042, France. christou.niki19@gmail.com. Department of Visceral Surgery, Geneva University Hospitals and Medical School, Geneva, Rue Gabrielle Perret-Gentil 4, 1205, Geneva, Switzerland. christou.niki19@gmail.com. Service de chirurgie digestive, endocrinienne et générale, CHU de Limoges, Avenue Martin Luther King, Limoges Cedex, 87042, France. Chirurgie digestive et transplantation d'organes (département), Pôle digestif, Hôpital Rangueil, 1, avenue du Professeur Jean Poulhès - TSA 50032, 31059, Toulouse, cedex 9, France. Department of Visceral Surgery, Geneva University Hospitals and Medical School, Geneva, Rue Gabrielle Perret-Gentil 4, 1205, Geneva, Switzerland.