1. Cairns Hospital; The Esplanade; Cairns Queensland Australia
2. Rural Clinical School Of Western Australia; University of WA and Kimberley Aboriginal Medical Services Council; Broome Western Australia Australia
3. Department of Respiratory and Environmental Epidemiology; Woolcock Institute of Medical Research; Sydney New South Wales Australia
4. Sydney Local Health District; Sydney New South Wales Australia
5. Health Promotion Strategy Unit; Northern Territory Government; Darwin Northern Territory Australia
6. School of Medicine; University of Tasmania; Hobart Tasmania Australia
7. Department of Epidemiology and Preventive Medicine; Monash University; Melbourne Victoria Australia
8. School of Biomedical Sciences; Charles Sturt University; Orange New South Wales Australia
9. Department of Pulmonary Physiology and Sleep Medicine; Sir Charles Gairdner Hospital; Perth Western Australia Australia
10. School of Medicine; Oregon Health and Sciences University; Portland Oregon USA
11. Baker IDI Central Australia; Alice Springs Hospital; Alice Springs Northern Territory Australia