1. Department of Pediatrics, Obstetrics and Reproductive Medicine, University of Siena, Siena, Italy; Department of Obstetrics and Gynecology, University of Minas Gerais, Belo Horizonte, Brazil; Department of Gynecology, Catholic University of Rome, Rome, Italy
2. Department of Pediatrics, Obstetrics and Reproductive Medicine, University of Siena, Siena, Italy; Department of Obstetrics and Gynecology, University of Minas Gerais, Belo Horizonte, Brazil; Department of Gynecology, Catholic University of Rome, Rome, Italy; University of Siena, Policlinico Le Scotte, Viale Bracci, 53100, Siena, Italy;