1. Department of Sport Sciences, Joint Appointment in Department of Social and Behavioral Health Sciences, West Virginia University, PO Box 6116, Health & Education Building, Morgantown, WV 26506-6116, USA
2. College of Physical Activity and Sport Sciences, West Virginia University, Morgantown, WV, USA
3. School of Public Health, West Virginia University, Morgantown, WV, USA
4. Department of Social and Behavioral Sciences, School of Public Health, West Virginia University, Morgantown, WV, USA