1. Sydney Medical School, Faculty of Medicine and Health, The University of Sydney Sydney New South Wales Australia
2. Thoracic Medicine Concord Repatriation General Hospital Sydney New South Wales Australia
3. Respiratory Medicine Unit The Queen Elizabeth Hospital Adelaide South Australia Australia
4. Respiratory Medicine Westmead Hospital Sydney New South Wales Australia
5. Respiratory Investigation Unit Gosford Hospital Gosford New South Wales Australia
6. Respiratory and Sleep Medicine Austin Hospital Melbourne Victoria Australia