1. 1Department of Obstetrics and Gynecology, Universidade Federal de Minas Gerais, Belo Horizonte, Brazil
2. 2Odete Valadares Maternity Hospital, Fundação Hospitalar do Estado de Minas Gerais, Belo Horizonte, Brazil
3. 3Department of Anatomy and Imaging, Universidade Federal de Minas Gerais, Belo Horizonte, Brazil
4. 4Department of Internal Medicine, Universidade Federal de Minas Gerais, Belo Horizonte, Brazil
5. 5Technical College, Universidade Federal de Minas Gerais, Belo Horizonte, Brazil
6. 6Department of Clinical and Toxicological Analyses, Universidade Federal de Minas Gerais, Belo Horizonte, Brazil