1. Allergy and Lung Health Unit, Centre for Epidemiology and Biostatistics The University of Melbourne Melbourne VIC Australia
2. Department of Medicine Calvary Mater Newcastle Newcastle NSW Australia
3. School of Medicine and Public Health University of Newcastle Newcastle NSW Australia
4. Curtin Medical School Curtin University Perth WA Australia
5. Department of Respiratory Medicine Sir Charles Gairdner Hospital Perth WA Australia
6. Wesley Dust Disease Research Centre Brisbane QLD Australia
7. Health and Management School of Science Western Sydney University Sydney NSW Australia
8. Department of Thoracic Medicine Royal Adelaide Hospital Adelaide SA Australia
9. Christchurch Public Hospital Canterbury District Health Board Christchurch New Zealand
10. Menzies Institute for Medical Research, College of Health and Medicine University of Tasmania Hobart TAS Australia
11. School of Medicine, College of Health and Medicine University of Tasmania Hobart TAS Australia
12. Bankstown Hospital South Western Sydney Local Heath District Sydney NSW Australia
13. Department of Medicine University of New South Wales Sydney NSW Australia
14. Department of Thoracic Medicine Liverpool Hospital Sydney NSW Australia
15. School of Public Health and Preventive Medicine Monash University Melbourne VIC Australia
16. QIMR‐Berghofer Institute of Medical Research Brisbane QLD Australia
17. School of Population Health University of Western Australia Perth WA Australia
18. School of Public Health, University of Illinois Chicago IL USA
19. Department of Thoracic Medicine St Vincent's Hospital Sydney NSW Australia
20. University of NSW Sydney NSW Australia