1. The Kirby Institute University of New South Wales Sydney NSW Australia
2. New South Wales Ministry of Health Sydney NSW Australia
3. New York University Spatial Epidemiology Lab School of Medicine New York University New York NY USA
4. Health Protection NSW Sydney Australia
5. Sydney Sexual Health Centre Sydney NSW Australia
6. Burnet Institute Melbourne NSW Australia
7. Kirketon Road Centre, Kings CrossNSW Australia
8. ACON Sydney NSW Australia