1. Consultant Psychiatrist, Queensland Centre for Mental Health Research, The Park Centre for Mental Health, Wacol, QLD, and; Queensland Brain Institute, University of Queensland, St Lucia, QLD, and; Metro South Addiction and Mental Health Services, Brisbane, QLD, Australia
2. Consultant Psychiatrist, Metro South Addiction and Mental Health Services, Brisbane, QLD, and; School of Public Health, University of Queensland, Herston, QLD, Australia