1. Department of Kinesiology, University of Maryland, College Park, MD, USA.
2. Department of Psychology, Juniata College, Huntingdon, PA, USA.
3. War Related Illness and Injury Study Center, Department of Veterans Affairs, Washington, DC, USA.
4. Department of Psychology, Shanghai University of Sport, Shanghai, China.
5. Military Performance Division, United States Army Research Institute of Environmental Medicine, MA, USA.