1. Unit II Osborne Centre, Cardiovascular Physiology and Rehabilitation Laboratory, 6108 Thunderbird Blvd, University of British Columbia, Vancouver, BC V6T 1Z3, Canada.
2. Experimental Medicine Program, Faculty of Medicine, University of British Columbia, Vancouver, BC V6T 1Z3, Canada.
3. Kinesiology and Health Science, York University, Toronto, ON M3J 1P3, Canada.
4. Cognitive and Functional Learning Laboratory, University of British Columbia, Vancouver, BC V6T 1Z3, Canada.
5. School of Kinesiology and Division of Sports Medicine, Faculty of Medicine, University of British Columbia, Vancouver, BC V6T 1Z3, Canada.
6. Faculty of Medicine, University of Calgary, Cardiac Wellness Institute of Calgary, Cardiovascular Institute of Alberta, Calgary, AB T2N 2T8, Canada.
7. Professor Emeritus, University of Toronto, Toronto, ON M5S 1A1, Canada.