1 Department of Obstetrics, Gynecology, and Pediatrics, Catholic University of Sacred Heart, Largo Agostino Gemelli 1, Rome RM 00168, Italy. Electronic address: saradecarolis@libero.it.
2 Department of Obstetrics, Gynecology, and Pediatrics, Catholic University of Sacred Heart, Largo Agostino Gemelli 1, Rome RM 00168, Italy.
3 Department of Gynecology Obstetrics and Urology, Sapienza University of Rome, Piazzale Aldo Moro, 5, RM 00185 Rome, Italy.