1. Faculty of Medicine, Graduation Center, Federal University of Minas Gerais, Belo Horizonte, Brazil;
2. Gynecology and Obstetrics Department, Faculty of Medicine, Federal University of Minas Gerais, Belo Horizonte, Brazil;
3. Graduated student of University José do Rosário Vellano, Belo Horizonte, Brazil;
4. Pediatrics Department, Faculty of Medicine, Federal University of Minas Gerais, Belo Horizonte, Brazil