[1] University of Bologna,Department of Surgery
[2] Bufalini Hospital,General, Trauma and Emergency Surgery Unit
[3] Esine General Hospital,General and Emergency Surgery Unit
[4] ASST Valcamonica,Department of Trauma and Acute Care Surgery
[5] Scripps Mercy Hospital,Digestive Diseases Department
[6] Brighton and Sussex University Hospitals NHS Trust,Department of General and Emergency Surgery
[7] University of Magna Grecia,Emergency and Minimally Invasive Surgery
[8] ASST,General and Emergency Surgery Unit
[9] Harbor-UCLA Department of Surgery,Trauma Surgery Unit, Emergency Department
[10] Cagliari University Hospital,Department of Surgery
[11] Azienda Ospedaliera Regionale San Carlo,Cambridge Colorectal Unit
[12] Maggiore Hospital,General Surgery Unit 1, Department of General Surgery
[13] Tripler Army Medical Center,undefined
[14] Cambridge University Hospitals NHS Foundation Trust,undefined
[15] Addenbrooke’s Hospital,undefined
[16] Ospedale Di Circolo,undefined
[17] University of Insubria,undefined