Asthma epidemiology, air pollutant effects, diagnostic tests, clinical effectiveness, health-related quality of life, children, primary ciliary dyskinesia, Airway diseases, interstitial lung disease, pulmonary function.
Past Director of CEHCR PhD/MSc program. Pediatric Representative for development of 2010 and 2012 Canadian Asthma Guidelines. Pediatric Chair of Provider Education Program, Ontario Lung Association. Development and director of Primary Ciliary Dyskinesia and Interstitial Lung Disease clinics and research programs at SickKids Hospital. International multi-center research for rare lung disease in children.