1. Clinical Exercise and Respiratory Physiology Laboratory, Department of Kinesiology and Physical Education, and
2. Respiratory Division, Department of Medicine, McGill University, Montreal, Quebec, Canada
3. Respiratory Epidemiology and Clinical Research Unit, Montreal Chest Institute, McGill University Health Centre, Montreal, Quebec, Canada
4. Meakins-Christie Laboratories, Research Institute of the McGill University Health Centre (RI-MUHC)
5. McConnell Centre for Innovative Medicine, RI-MUHC
6. Centre for Outcomes Research and Evaluation, RI-MUHC, and
7. Department of Family Medicine, and
8. Department of Anesthesia, McGill University, Montreal, Quebec, Canada; and
9. Alan Edwards Pain Management Unit, McGill University Health Centre, Montreal, Quebec, Canada