1. Department of Obstetrics and Gynaecology, Botucatu Medical School; São Paulo State University - UNESP; São Paulo Brazil
2. Department of Clinical Medicine, Botucatu Medical School; São Paulo State University - UNESP; São Paulo Brazil
3. Institute of Biosciences - UNESP; Botucatu São Paulo Brazil
4. Fetal Maternal Medicine Unit; St George's University of London; London UK