1 Department of Psychological Medicine, University of Otago, Christchurch, Christchurch, New Zealand.
2 Justice Health Unit, Centre for Health Equity, Melbourne School of Population and Global Health, The University of Melbourne, Parkville, VIC, Australia.
3 Centre for Adolescent Health, Murdoch Children's Research Institute, Parkville, VIC, Australia.
4 School of Population and Global Health, The University of Western Australia, Perth, WA, Australia.
5 National Drug Research Institute, Curtin University, Perth, WA, Australia.