1. Medical Sonography, School of Health, Medical and Applied Sciences Central Queensland University Sydney New South Wales Australia
2. Sydney Medical School Penrith New South Wales Australia
3. Perinatal Ultrasound, Nepean Hospital Penrith New South Wales Australia
4. South Western Sydney Obstetric Research Unit, Liverpool Hospital Sydney New South Wales Australia
5. Children's Hospital at Westmead, Sydney Children's Hospital Network Westmead New South Wales Australia