1. Substrate Metabolism Laboratory, School of Kinesiology, University of Michigan, Ann Arbor, Michigan
2. Faculty of Kinesiology and Physical Education, University of Toronto, Toronto, Ontario, Canada
3. Department of Radiology, University of Michigan, Ann Arbor, Michigan
4. Division of Cardiology, Department of Internal Medicine, University of Michigan, Ann Arbor, Michigan
5. Ann Arbor Veterans Affairs Health System, Ann Arbor, Michigan
6. Division of Metabolism, Endocrinology, and Diabetes, Department of Internal Medicine, University of Michigan, Ann Arbor, MI
7. School of Health and Exercise Sciences, University of British Columbia, Okanagan Campus, Kelowna, British Columbia, Canada