1. National Drug and Alcohol Research Centre, University of New South Wales, Sydney, NSW, Australia
2. School of Population Health, University of New South Wales, Sydney, NSW, Australia
3. Department of Statistic, Faculty of Science, University of Tabuk, Tabuk, Saudi Arabia
4. Justice Health and Forensic Mental Health Network, Sydney, NSW, Australia
5. School of Psychiatry, University of New South Wales, Sydney, NSW, Australia