[1] AT Still Univ, Dept Interdisciplinary Hlth Sci, 5850 East Still Circle, Mesa, AZ 85206 USA
[2] AT Still Univ, Sch Osteopath Med Arizona, Mesa, AZ 85206 USA
[3] Univ Georgia, Dept Kinesiol, Athens, GA USA
[4] Univ Georgia, Dept Hlth Promot & Behav, Athens, GA USA
[5] Univ Georgia, Dept Lifelong Educ Adm & Policy, Athens, GA USA
[6] Univ Georgia, Concuss Res Lab, Dept Kinesiol, Athens, GA USA