1. Department of Medicine and Health Sciences "V. Tiberio" University of Molise Campobasso Italy
2. General Surgery Department ASL 2 Umbria, San Giovanni Battista Foligno Italy
3. Department of Medical and Surgical Sciences and Translational Medicine Faculty of Medicine and Psychology St Andrea Hospital Sapienza University Rome Italy
4. UOC General Surgery and Laparoscopic Surgery Department of Surgery “P. Valdoni” Sapienza, University of Study of Rome University Policlinic Umberto I Rome Italy
5. Division of General Surgery, Department of Clinical Medicine and Surgery, School of Medicine University of Naples “Federico II” Naples Italy
6. Department of Advanced Biomedical Sciences Università di Napoli ‐ "Federico II" Naples Italy