1. Asthma Research Unit, Kingston Health Sciences Centre and Department of Medicine, Queen's University, Kingston Canada;
2. Institute for Clinical Evaluative Sciences, Toronto, Canada;
3. Canadian Thoracic Society, Ottawa, Canada;
4. Departments of Pediatrics and of Social and Preventative Medicine, University of Montreal, Montreal, Canada;
5. Asthma Research Group Incorporated, Windsor, Canada;
6. Sunnybrook Health Sciences Centre, University of Toronto, Toronto, Canada;
7. College of Medicine, University of Saskatchewan, Saskatoon, Canada;
8. Li Ka Shing Knowledge Institute of St. Michael’s Hospital, Department of Medicine, University of Toronto, Toronto, Canada;
9. Department of Medicine, Western University, London, Canada;
10. Southlake Regional Health Centre, Newmarket, Canada;
11. Trillium Health Partners, Toronto, Canada;
12. Stonegate Community Health Centre, Toronto, Canada;
13. SickKids Research Institute and Dala Lana School of Public Health, University of Toronto, Toronto, Canada