1. The University of Sydney, Faculty of Medicine and Health, Northern Clinical School, Department of Psychiatry, Sydney, NSW, Australia
2. Academic Department of Psychiatry, Royal North Shore Hospital, Northern Sydney Local Health District, St Leonards, NSW, Australia
3. CADE Clinic, Royal North Shore Hospital, Northern Sydney Local Health District, St Leonards, NSW, Australia
4. Discipline of Psychiatry, Sydney Medical School, Westmead Clinical School, The University of Sydney, Sydney, NSW, Australia
5. Department of Psychological Medicine, University of Otago, Christchurch, Christchurch, New Zealand