1. Department of Medicine , Barão de Maua University Center , Ribeirão Preto , SP , Brazil
2. Department of Medicine , Potiguar University (UnP) , Natal , RN , Brazil
3. Department of Medicine , Federal University of Santa Maria (UFSM) , Santa Maria , RS , Brazil
4. Department of Obstetrics and Gynecology , Hospital Medical , Limeira , SP , Brazil
5. Department of Obstetrics and Gynecology , Beaumont Hospital , Dublin , Ireland
6. Division of Maternal-Fetal Medicine, Department of Obstetrics, Gynecology & Reproductive Sciences , University of Miami Leonard M. Miller School of Medicine , Miami , FL , USA
7. Department of Obstetrics , 58804 Paulista School of Medicine – Federal University of São Paulo (EPM-UNIFESP) , São Paulo , SP , Brazil