1. Substrate Metabolism Laboratory, School of Kinesiology, University of Michigan, Ann Arbor, Michigan, United States
2. Department of Radiology, Center for Molecular Imaging, University of Michigan, Ann Arbor, Michigan, United States
3. Biointerfaces Institute, University of Michigan, Ann Arbor, Michigan, United States
4. Faculty of Kinesiology and Physical Education, University of Toronto, Toronto, Ontario, Canada
5. Division of Metabolism, Endocrinology, and Diabetes, Department of Internal Medicine, University of Michigan, Ann Arbor, Michigan, United States