1 Colorectal Surgery, Department of Advanced Medical and Surgical Sciences, Università Degli Studi Della Campania "Luigi Vanvitelli", Policlinico CS, Piazza Miraglia 2, 80138, Naples, Italy.
2 Division of Colon and Rectal Surgery, Department of Surgery, NewYork-Presbyterian, Columbia University Medical Center, New York, NY, USA.
3 L. Sacco University Hospital, Milan, Italy.
4 Colon and Rectal Surgery Division, Humanitas Clinical and Research Center, Rozzano, Milan, Italy.
5 Portsmouth Hospitals NHS Trust, Portsmouth, UK.
6 University of Portsmouth, Portsmouth, UK.
7 UOC Chirurgia Generale 2, Università Cattolica del Sacro Cuore, Fondazione Policlinico Universitario A. Gemelli-IRCCS, Rome, Italy.
8 IBD Unit, IRCCS Sacro Cuore-Don Calabria, Negrar Di Valpolicella, VR, Italy.
9 Department of Clinical Medicine and Surgery, University of Naples Federico II, Naples, Italy.
10 Surgery of the Alimentary Tract, Department of Medical and Surgical Sciences, Sant'Orsola Hospital, Alma Mater Studiorum University of Bologna, Bologna, Italy.
11 General Surgery Unit, Azienda Ospedaliera Di Padova, Padua, Italy.
12 Minimally Invasive and Gastro-Intestinal Unit, Department of Surgery, Policlinico Tor Vergata, Rome, Italy.
13 Abdominal Surgery Department, Fondazione Policlinico Universitario A. Gemelli IRCCS, Catholic University of Rome, Rome, Italy.
14 Department of Emergency Surgery, University Hospital Parma, Parma, Italy.
15 Associazione Nazionale Per Le Malattie Infiammatorie Croniche Dell'Intestino "A.M.I.C.I. Onlus", Milan, Italy.
16 Department of Gastroenterology, IBD Center, Humanitas Clinical and Research Center, IRCCS, Via Manzoni 56, 20089, Rozzano, Milan, Italy.
17 Department of Biomedical Sciences, Humanitas UniversityHumanitas University, Via Rita Levi Montalcini 4, 20090, Pieve Emanuele, Milan, Italy.
18 Department of Surgery, "Pederzoli" Hospital, Peschiera del Garda, Verona, Italy.
19 Colorectal Surgery, Department of Advanced Medical and Surgical Sciences, Università Degli Studi Della Campania "Luigi Vanvitelli", Policlinico CS, Piazza Miraglia 2, 80138, Naples, Italy. [email protected].