1. The University of Auckland and Auckland City Hospital, Auckland, New Zealand
2. Centre for Mental Health Research, The Australian National University, Canberra, ACT, Australia
3. Discipline of Psychiatry, The University of Sydney, Sydney, NSW, Australia
4. University of Otago, Christchurch, Christchurch, New Zealand
5. The University of Sydney, Sydney, NSW, Australia
6. The Royal Australian & New Zealand College of Psychiatrists, Wellington, New Zealand