1. Tissue Pathology and Diagnostic Oncology, New South Wales Health Pathology,
2. Sydney Medical School, University of Sydney, Sydney, New South Wales, Australia;
3. School of Medicine, Western Sydney University, Sydney, New South Wales, Australia;
4. Department of Pathology, Michigan Medicine, University of Michigan, Ann Arbor, Michigan;
5. Respiratory and Sleep Medicine, John Hunter Hospital, New Lambton Heights, New South Wales, Australia;
6. Respiratory and Sleep Medicine, and
7. Centre of Research Excellence in Pulmonary Fibrosis, Camperdown, New South Wales, Australia;
8. Respiratory and Sleep Medicine, Liverpool Hospital, Liverpool, New South Wales, Australia;
9. Macquarie Health, Respiratory and Sleep, Macquarie University Hospital, Sydney, New South Wales, Australia;
10. Department of Radiology, Royal Prince Alfred Hospital, Camperdown, New South Wales, Australia;
11. Respiratory and Sleep Medicine, Sir Charles Gairdner Hospital, Nedlands, Western Australia, Australia; and
12. Division of Pulmonary, Sleep, and Critical Care Medicine, University of Washington, Seattle, Washington