1. Centre for Healthy Lungs, Department of Respiratory and Sleep Medicine, John Hunter Hospital, Hunter Medical Research Institute; University of Newcastle; Newcastle New South Wales Australia
2. Department of Respiratory Medicine; Royal Prince Alfred Hospital; Sydney New South Wales Australia
3. University of Sydney; Liverpool Hospital; Sydney New South Wales Australia
4. School of Nursing and Midwifery; University of Newcastle; Newcastle New South Wales Australia
5. Department of Respiratory Medicine; Liverpool Hospital; Sydney New South Wales Australia
6. Department of Thoracic Medicine; Concord Hospital; Sydney New South Wales Australia
7. Department of Allergy, Immunology and Respiratory Medicine; Alfred Hospital; Melbourne Victoria Australia
8. Department of Respiratory Medicine; Princess Alexandra Hospital; Brisbane Queensland Australia
9. Department of Respiratory and Sleep Medicine; Austin Hospital; Melbourne Victoria Australia
10. St Vincent's Clinic; Campbelltown Hospital; Sydney New South Wales Australia
11. Department of Respiratory Medicine; Box Hill Hospital; Melbourne Victoria Australia
12. St George Specialist Centre; Campbelltown Hospital; Sydney New South Wales Australia
13. Department of Immunology; Canberra Hospital; Canberra Australian Capital Territory Australia
14. Department of Thoracic Medicine; The Prince Charles Hospital; Brisbane Queensland Australia
15. Department of Respiratory and Sleep Medicine; Campbelltown Hospital; Sydney New South Wales Australia
16. Department of Respiratory and Sleep Medicine; Mater Adult Hospital; Brisbane Queensland Australia
17. Department of Thoracic Medicine; Frankston Hospital; Melbourne Victoria Australia
18. Department of Respiratory Medicine; Children's Hospital at Westmead; Sydney New South Wales Australia
19. Department of Respiratory Medicine; Nambour Hospital; Nambour Queensland Australia
20. Department of Respiratory and Sleep Medicine; St George Hospital; Sydney New South Wales Australia
21. QLD Children's Lung and Sleep Specialists; Brisbane Queensland Australia
22. Department of Respiratory Medicine; Gold Coast District Hospital; Gold Coast Queensland Australia
23. Department of Respiratory Medicine; Sydney Children's Hospital; Sydney New South Wales Australia
24. Department of Respiratory, Allergy and Sleep Medicine; Flinders Medical Centre; Adelaide South Australia Australia
25. Clinical Management; Woolcock Institute of Medical Research; Sydney New South Wales Australia