1 Colon and Rectal Surgery Unit, Humanitas Clinical and Research Center IRCCS, Department of Biomedical Sciences, Humanitas University, Milan, Italy.
2 Colon and Rectal Surgery Unit, Humanitas Clinical and Research Center IRCCS, Milan, Italy.
3 Department of Advanced Medical and Surgical Sciences, Università degli Studi della Campania "Luigi Vanvitelli", Naples, Italy, Colorectal Surgery, Vall d'Hebron University Hospital, Barcelona, Spain.