[1] Univ Insubria, Del Ponte Hosp, Dept Obstet & Gynecol, Piazza Biroldi 1, I-21100 Varese, Italy
[2] Univ Insubria, Epidemiol & Prevent Med Res Ctr, Piazza Biroldi 1, I-21100 Varese, Italy
[3] IRCCS ASMN Reggio Emilia, Unit Obstet & Gynecol, Reggio Emilia, Italy
[4] Univ Cattolica Sacro Cuore, Gynecol Oncol Unit, I-00168 Rome, Italy
[5] Univ Gabriele Dannunzio Chieti Pescara, Dept Med & Aging Sci, Reggio Emilia, Italy
[6] Ctr Adv Endoscop Gynecol Surg, Endoscop Malzoni, Avellino, Italy
[7] Sacred Heart Hosp, Int Sch Surg Anat, Dept Obstet & Gynecol, Gynecol Oncol & Minimally Invas Pelv Surg, Verona, Italy
[8] St Orsola Malpighi Hosp, Minimally Invas Gynecol Surg Unit, Bologna, Italy
[9] Univ Turin, Mauriziano Hosp, Dept Gynecol & Obstet, Turin, Italy
[10] Univ Parma, Dept Gynecol & Obstet, I-43100 Parma, Italy
[11] Regina Elena Inst Canc Res, Dept Surg Oncol, Gynecol Oncol Unit, Rome, Italy