Affiliation: | Asklepios Medical School, General and Visceral Surgery, Asklepios Barmbek Hospital, Rubenkamp 220. 22291, Hamburg, Germany Department of Surgery, General and Oncologic Surgery Unit, Vittorio Emanuele University Hospital, University of Catania, Via Plebiscito 628. 95122, Catania, Italy, mdonati@unict.it/mar_donati@libero.it General and Visceral Surgery, Asklepios Barmbek Hospital, Rubenkamp 220. 22291, Hamburg, Germany Department of Surgery, General and Oncologic Surgery Unit, Vittorio Emanuele University Hospital, University of Catania, Via Plebiscito 628. 95122, Catania, Italy Asklepios Medical School, General and Visceral Surgery, Asklepios Barmbek Hospital, Rubenkamp 220. 22291, Hamburg, Germany. |