1. Centre for Chronic Disease, School of Medicine, University of Queensland, Royal Brisbane Hospital, Herston, Queensland
2. Onemda VicHealth Koori Health Unit, Centre for Health and Society, School of Population Health, University of Melbourne, Carlton, Victoria, Australia
3. Department of Medicine, University of Melbourne, St Vincent's Hospital, Fitzroy, Victoria, Australia
4. Health Surveillance and Evaluation Section, Rural and Regional Health and Aged Care Services, Department of Human Services, Melbourne, Victoria, Australia