1. Metro South Addiction and Mental Health Service, Woolloongabba, AU-QLD, Australia; and
2. Faculty of Medicine, The University of Queensland, Herston, AU-QLD, Australia
3. Metro South Addiction and Mental Health Service, Woolloongabba, AU-QLD, Australia
4. Faculty of Medicine, The University of Queensland, Herston, AU-QLD, Australia; and
5. The Prince Charles Hospital, Metro North Mental Health, Chermside, AU-QLD, Australia