1. The Kirby Institute; UNSW Australia; Sydney NSW Australia
2. University of Newcastle; Newcastle NSW Australia
3. Drug and Alcohol Clinical Services; Hunter New England Local Health District; Newcastle NSW Australia
4. Clinic 96; Kite St Community Health Centre; Orange NSW Australia
5. Drug Health Services; Western Sydney Local Health District; NSW Australia
6. Gastroenterology and Hepatology; Nepean Hospital; Kingswood NSW Australia
7. Sydney Medical School; University of Sydney; Sydney NSW Australia
8. Drug Health Service; Royal Prince Alfred Hospital; Sydney NSW Australia
9. Centre for Social Research in Health; UNSW Australia; Sydney NSW Australia
10. NSW Health; Sydney NSW Australia