Affiliations

• ¹ Department of Respiratory Medicine, Royal North Shore Hospital, St. Leonards, Australia; Airway Physiology and Imaging Group and Woolcock Emphysema Centre, Woolcock Institute of Medical Research, The University of Sydney, Sydney, Australia.
• ² Department of Respiratory Medicine, Royal North Shore Hospital, St. Leonards, Australia; Airway Physiology and Imaging Group and Woolcock Emphysema Centre, Woolcock Institute of Medical Research, The University of Sydney, Sydney, Australia; Faculty of Medicine and Health, The University of Sydney, Sydney, Australia; Department of Thoracic and Lung Transplant Medicine, St. Vincent's Hospital, Darlinghurst, Australia; St. Vincent's Clinical School, Faculty of Medicine, The University of New South Wales, Sydney, Australia.
• ³ Department of Respiratory Medicine, Royal North Shore Hospital, St. Leonards, Australia; Airway Physiology and Imaging Group and Woolcock Emphysema Centre, Woolcock Institute of Medical Research, The University of Sydney, Sydney, Australia; Faculty of Medicine and Health, The University of Sydney, Sydney, Australia. Electronic address: gregory.king@sydney.edu.au.