1. Alberta Institute for Human Nutrition, University of Alberta, Edmonton, Alberta, Canada T6G 2P5
2. Department of Kinesiology, University of Waterloo, Waterloo, Ontario, Canada N2L 3G1
3. Department of Oncology, University of Alberta, Cross Cancer Institute, Edmonton, Alberta, Canada T6G 1Z2
4. Faculty of Medicine, Dalhousie University, Saint John Regional Hospital, Saint John, NB, Canada E2L 4L2