[1] Univ N Carolina, Dept Exercise & Sport Sci, Chapel Hill, NC 27599 USA
[2] Univ N Carolina, Dept Exercise & Sport Sci, Human Movement Sci Curriculum, Chapel Hill, NC 27599 USA
[3] Federat Univ Australia, Australian Ctr Res Injury Sport & Its Prevent, Ballarat, Vic, Australia
[4] Uniformed Serv Univ Hlth Sci, Consortium Hlth & Mil Performance, Bethesda, MD 20814 USA
[5] Keller Army Hosp, West Point, NY USA
[6] Univ Connecticut, Dept Kinesiol, Storrs, CT USA
[7] Univ N Carolina, Dept Epidemiol, Chapel Hill, NC 27599 USA