1. Department of Obstetrics and Gynecology, Fortaleza University (UNIFOR), Fortaleza-CE, Brazil
2. Department of Obstetrics and Gynecology, Federal University of Bahia (UFBA), Salvador-BA, Brazil
3. Pediatric Cardiac Center, Messejana Hospital Dr. Carlos Alberto Studart Gomes, Fortaleza-CE, Brazil
4. Department of Obstetrics, Paulista School of Medicine, Federal University of São Paulo (EPM-UNIFESP), São Paulo-SP, Brazil
5. Department of Obstetrics and Gynecology, State University of Campinas (UNICAMP), Campinas-SP, Brazil