Second Division of Obstetrics and Gynecology, Department of Experimental and Clinical Medicine, Santa Chiara University Hospital, University of Pisa, Pisa, Italy. Department of Health of Woman and Child, Gynecologic Oncology Unit, Catholic University of Sacred Heart, Rome, Italy. Second Division of Obstetrics and Gynecology, Department of Experimental and Clinical Medicine, Santa Chiara University Hospital, University of Pisa, Pisa, Italy. lavinia.domenici@uniroma1.it. Department of Obstetrics and Gynecology, University "Sapienza" of Rome, Rome, Italy. lavinia.domenici@uniroma1.it. Pisa Science Foundation, Pisa, Italy.