1. Department of Obstetrics and Gynecology, School of Medicine, University of Brasttia (UnB)
2. Mario Palmerio Universitary Hospital, University of Uberaba (UNIUBE); Department of Obstetrics and Gynecology of Federal University of Triangulo Mineiro (UFTM)
3. Department of Obstetrics, Paulista School of Medicine, Federal University of Sao Paulo (EPM-UNIFESP); Medical Course, Bela Vista Campus, Municipal University of Sao Caetano do Sul (USCS)