1. Department of Colorectal Surgery, Cleveland Clinic Florida, Weston, FL
2. The 5th Division of General Surgery, University of Naples, Naples, Italy
3. Department of Gynecology and Obstetrics, 2nd Division of Surgery, University of Naples, Naples, Italy
4. Department of Colorectal Surgery, Cleveland Clinic Florida, 2950 Cleveland Clinic Blvd, Weston, FL 33331