1. School of Health and Exercise Sciences, University of British Columbia, Kelowna, BC V1V 1V7, Canada.
2. Centre for Heart, Lung and Vascular Health, Faculty of Health and Social Development, University of British Columbia, Kelowna, BC V1V 1V7, Canada.
3. School of Kinesiology, Faculty of Health Sciences, The University of Western Ontario, London, ON N6A 3K7, Canada.
4. Department of Anatomy and Cell Biology, Schulich School of Medicine and Dentistry, The University of Western Ontario, London, ON N6A 3K7, Canada.