1. Department of Obstetrics, Gynaecology and Newborn Health University of Melbourne Heidelberg Victoria Australia
2. Mercy Hospital for Women Heidelberg Victoria Australia
3. CMV Australia Sydney New South Wales Australia
4. Reproductive Epidemiology Group Murdoch Children's Research Institute Parkville Victoria Australia
5. Department of Paediatrics University of Melbourne Parkville Victoria Australia
6. The Northern Hospital Northern Health Epping Victoria Australia