1. Department of Woman, Child and General and Specialized Surgery, University of Campania “Luigi Vanvitelli”, 80138 Naples, Italy
2. Preventive Gynecology Unit, European Institute of Oncology, 20100 Milano, Italy
3. ASL Salerno, 84100 Salerno, Italy
4. Department of Obstetrics and Gynecology, Fondazione IRCCS Policlinico San Matteo, 27100 Pavia, Italy
5. Lower Genital Tract Disease Unit, Obstetrics and Gynecology Department, V. Buzzi Hospital, University of Milan, 20154 Milan, Italy