1 Department of Abdominal Surgery, General and Hepatopancreatobiliary Surgery Unit, E.O. Galliera Hospital, Mura delle Cappuccine 14, 16128, Genova, Italy.
2 Department of Laboratory and Service, Histological and Anatomical Pathology Unit, E.O. Galliera Hospital, Mura delle Cappuccine 14, 16128, Genova, Italy.
3 Department of Laboratory and Service, Laboratory Analysis Unit, E.O. Galliera Hospital, Mura delle Cappuccine 14, 16128, Genova, Italy.