1. Department of General Surgery and Medical Surgical Specialties, University of Catania, Catania, Italy
2. Department of Medical and Surgical Sciences, DIMEC, S Orsola Hospital, University of Bologna, Bologna, Italy
3. Unit of Psychodiagnostics and Clinical Psychology, University of Catania, Catania, Italy
4. Department of Clinical and Experimental Medicine, Division of Obstetrics and Gynecology, University of Pisa, Pisa, Italy
5. Department of Neuroscience, Reproductive Sciences and Dentistry, University of Naples Federico II, Naples, Italy