1. Department of Medicine
2. Centre for Heart Lung Innovation
3. Department of Pulmonary Medicine, University Hospital and University of Bern, Bern, Switzerland; and
4. Department of Radiology
5. Collaboration for Outcomes Research and Evaluation, Faculty of Pharmaceutical Sciences, University of British Columbia, Vancouver, British Columbia, Canada
6. Centre for Health Evaluation and Outcome Sciences, Providence Healthcare, St. Paul’s Hospital, Vancouver, British Columbia, Canada