1. NHMRC Centre of Research Excellence in the Early Prevention of Obesity in Childhood Sydney School of Public Health University of Sydney Camperdown New South Wales Australia
2. Sydney School of Public Health Faculty of Medicine and Health The University of Sydney Camperdown New South Wales Australia
3. Health Promotion Unit, Population Health Research and Evaluation Hub Sydney Local Health District Camperdown New South Wales Australia
4. Department of Health Systems and Populations Faculty of Medicine, Health and Human Sciences Macquarie University Sydney New South Wales Australia
5. Sydney Medical School The University of Sydney Sydney New South Wales Australia
6. The Children's Hospital at Westmead Westmead New South Wales Australia