1. National Centre for Epidemiology and Population Health, Australian National University, Canberra, ACT.
2. Darebin Community Health Centre, Melbourne, VIC.
3. Western Region Health Centre, Melbourne, VIC.
4. Department of General Practice, The University of Melbourne, Melbourne, VIC.
5. The Clinic Footscray, Melbourne, VIC.
6. Department of Medicine and the Centre for Clinical Research Excellence in Infectious Diseases, and the Victorian Infectious Diseases Service, University Of Melbourne, Royal Melbourne Hospital, Melbourne, VIC.