1. Department of Preventive Medicine, Feinberg School of Medicine, Northwestern University, Chicago, Illinois, USA
2. School of Kinesiology and Nutrition, University of Southern Mississippi, Hattiesburg, Mississippi, USA
3. Department of Public Health and Sports Medicine, Missouri State University, Springfield, Missouri, USA
4. Department of Medicine, University of Alabama at Birmingham, Birmingham, Alabama, USA
5. UAB Center for Exercise Medicine, University of Alabama at Birmingham, Birmingham, Alabama, USA
6. Department of Kinesiology, Mississippi State University, Starkville, Mississippi, USA