1. Mercy Perinatal; Mercy Hospital for Women; Melbourne Victoria Australia
2. Department of Obstetrics and Gynecology; CHUV; Lausanne Switzerland
3. Maternal Fetal Medicine Service; King Edward Memorial Hospital; Perth Western Australia Australia
4. Division of Obstetrics and Gynecology; The University of Western Australia; Perth Western Australia Australia
5. Public Health Genetics; Murdoch Children's Research Institute; Melbourne Victoria Australia
6. Royal Women's Hospital; Melbourne Victoria Australia
7. Department of Obstetrics and Gynecology; University of Melbourne; Melbourne Victoria Australia
8. Department of Obstetrics and Gynecology; The Northers Hospital; Melbourne Victoria Australia