1. Monash Addiction Research Centre, Eastern Health Clinical School Monash University Melbourne Australia
2. National Drug and Alcohol Research Centre UNSW Sydney Sydney Australia
3. Medically Supervised Injecting Centre Sydney Australia
4. Centre for Social Research in Health UNSW Sydney Sydney Australia
5. Discipline of Addiction Medicine University of Sydney Sydney Australia
6. Drug and Alcohol Services, South Eastern Sydney Local Health District Sydney Australia
7. School of Medicines (Psychology) University of Tasmania Hobart Australia
8. Kirby Institute UNSW Sydney Sydney Australia
9. Faculty of Health and Medical Sciences University of Adelaide Adelaide Australia
10. Burnet Institute Melbourne Australia
11. School of Psychology University of Wollongong Wollongong Australia