1. Pregnancy Research Centre Department of Maternal‐Fetal Medicine Royal Women's Hospital Melbourne Victoria Australia
2. Department of Obstetrics and Gynaecology The Royal Women's Hospital The University of Melbourne Melbourne Victoria Australia
3. Department of Obstetrics and Gynaecology Monash University Melbourne Victoria Australia
4. Perinatal Services Monash Medical Centre Melbourne Victoria Australia
5. Pauline Gandel Imaging Centre Royal Women's Hospital Melbourne Victoria Australia
6. Monash Ultrasound for Women Melbourne Victoria Australia
7. Department of Gynecology and Obstetrics Ribeirão Preto Medical School University of São Paulo Ribeirão Preto, São Paulo Brazil