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