1. Department of Medicine and
2. Department of Medicine, McGill University, Montreal, Quebec, Canada;
3. Department of Medicine, University of Toronto, Toronto, Ontario, Canada;
4. Department of Medicine, University of Calgary, Calgary, Alberta, Canada;
5. Department of Medicine, McMaster University, Hamilton, Ontario, Canada;
6. Département de Médecine, Centre Hospitalier de L’Université de Montréal, Montreal, Quebec, Canada;
7. Department of Medicine, University of Saskatchewan, Saskatoon, Saskatchewan, Canada; and
8. Respiratory Evaluation Sciences Program, Collaboration for Outcomes Research and Evaluation, Faculty of Pharmaceutical Sciences, University of British Columbia, Vancouver, British Columbia, Canada;
9. Centre for Heart Lung Innovation, St. Paul’s Hospital, Vancouver, British Columbia, Canada