1. a Department of Kinesiology, Faculty of Applied Health Sciences University of Waterloo Waterloo Ontario Canada N2L 3G1
2. e School of Kinesiology, Faculty of Applied Sciences Simon Fraser University Burnaby British Columbia Canada V5A 1S6
3. b Institute for Work and Health Toronto Ontario Canada M5G 2E9
4. c Department of Public Health Sciences University of Toronto Toronto Ontario Canada M5S 1A8
5. d School of Nursing, Faculty of Health Sciences University of Western Ontario London Ontario Canada N6A 5C1