1. The Kirby Institute, University of New South Wales, Sydney
2. University of Newcastle
3. Drug and Alcohol Clinical Services, Hunter New England Local Health District, Newcastle
4. Clinic 96, Kite St Community Health Centre, Orange
5. Drug Health Service, Royal Prince Alfred Hospital
6. Discipline of Addiction Medicine, Central Clinical School, Sydney Medical School, University of Sydney
7. National Centre in HIV Social Research, University of New South Wales
8. NSW Users & AIDS Association, Inc
9. Sydney Medical School, University of Sydney, Sydney, New South Wales, Australia