1. National Research Center for the Working Environment Copenhagen Denmark
2. Department of Public Health Institute of Environmental and Occupational Medicine Aarhus University Aarhus Denmark
3. Allergy and Lung Health Unit Melbourne School of Population and Global Health University of Melbourne Melbourne Vic. Australia
4. Department of Respiratory and Sleep Medicine Austin Hospital Melbourne Vic. Australia
5. Department of Global Public Health and Primary Care Centre for International Health University of Bergen Bergen Norway
6. Department of Occupational Medicine Haukeland Hospital Bergen Norway
7. School of Clinical Sciences Monash University Melbourne Vic. Australia
8. Monash Lung and SleepMonash Health Melbourne Vic. Australia
9. Prince of Wales’ Clinical School, UNSW and Respiratory Medicine Prince of Wales’ Hospital Randwick NSW Australia
10. Department of Public Health University of Copenhagen Copenhagen Denmark
11. School of Public Health & Preventive Medicine Monash University Melbourne Vic. Australia