1 Department of Surgical, Oncological, and Gastroenterological Sciences, First Surgical Clinic, University of Padua, Padua, Italy.
2 Department of Surgical, Oncological, and Gastroenterological Sciences, First Surgical Clinic, University of Padua, Padua, Italy. gaya.spolverato@unipd.it.
3 Clinical Research Unit, Istituto Oncologico Veneto IOV - IRCCS, Padua, Italy.
4 Surgical Pathology and Cytopathology Unit, Department of Medicine-DIMED, University of Padua, Padua, Italy.
5 Department of Radiation Oncology, National Cancer Institute, Aviano, Italy.
6 General Surgery, Marche Polytechnic University, Ancona, Italy.
7 Department of Radiotherapy, State Hospital, Ancona, Italy.
8 Department of Radiotherapy, Catholic University of Rome, Rome, Italy.
9 Pathology Unit, CRO Aviano National Cancer Institute IRCCS, Aviano, Italy.
10 Department of Medical, Surgical and Health Sciences, University of Trieste, Trieste, Italy.
11 Department of Surgical Sciences, Catholic University of Rome, Rome, Italy.