1. Albion Street Centre, Prince of Wales Hospital , Sydney
2. School of Public Health and Community Medicine, University of New South Wales , Sydney
3. WHO Centre for Health Promotion, Research and Development, School of Public Health, University of Texas , Houston, Texas, United States
4. Centre for the Advancement of International Health, Division of Health and Behavioural Sciences, University of Wollongong , Wollongong, New South Wales, Australia