1. Australian Centre for Child Protection, University of South Australia, West Perth, Western Australia, Australia
2. Melbourne School of Population and Global Health, The University of Melbourne, Carlton, Victoria, Australia
3. School of Population Health, University of New South Wales, Kensington, New South Wales, Australia
4. Centre for Public Health Data and Policy, National Centre for Epidemiology and Population Health, Australian National University, Canberra, Australian Capital Territory, Australia
5. National Drug Research Institute, Curtin University, Bentley, Western Australia, Australia
6. Curtin Medical School, Curtin University, Perth, Western Australia, Australia
7. Department of Health, East Metropolitan Health Service, Perth, Western Australia, Australia