1 Department of Obstetrics and Gynecology, School of Medical Sciences, University of Campinas, Rua Alexander Fleming, 101-Cidade Universitária, Campinas, 13083-881, Brazil. [email protected].
2 Department of Obstetrics and Gynecology, School of Medical Sciences, University of Campinas, Rua Alexander Fleming, 101-Cidade Universitária, Campinas, 13083-881, Brazil.