1. Mário Palmério University Hospital, University of Uberaba (UNIUBE), Uberaba, Brazil
2. Department of Obstetrics, Paulista School of Medicine, Federal University of São Paulo (EPM-UNIFESP), São Paulo, Brazil
3. Medical Course, Municipal University of São Caetano do Sul (USCS), São Paulo, Brazil
4. Department of Obstetrics and Gynecology, Federal University of Triângulo Mineiro (UFTM), Uberaba, Brazil
5. Faculty of Health Technology (FATESA), Ribeirão Preto, Brazil
6. Sabin Diagnostic Medicine, Uberaba, Brazil