1. School of Public Health, Curtin University, Bentley, Western Australia, Australia
2. School of Nursing, Midwifery and Paramedicine, Curtin University, Bentley, Western Australia, Australia
3. School of Public Health, Yale University, New Haven, Connecticut
4. Department of Obstetrics, Gynecology and Reproductive Sciences, University of California San Francisco, San Francisco, California
5. Department of Public Health, Environments and Society, London School of Hygiene and Tropical Medicine, London, United Kingdom
6. Sydney School of Public Health, University of Sydney, Camperdown, New South Wales, Australia
7. Telethon Kids Institute, University of Western Australia, Nedlands, Western Australia, Australia