[1] Univ Georgia, Dept Kinesiol, Concuss Res Lab, Athens, GA 30602 USA
[2] Illinois State Univ, Sch Kinesiol & Recreat, Normal, IL 61761 USA
[3] Univ Delaware, Dept Kinesiol & Appl Physiol, Newark, DE USA
[4] Univ Chicago, Orthopaed Surg Rehabil Med & Pediat, Chicago, IL 60637 USA
[5] Wake Forest Sch Med, Dept Family & Community Med, Winston Salem, NC 27101 USA
[6] Wake Forest Sch Med, Dept Biostat Sci, Div Publ Hlth Sci, Winston Salem, NC 27101 USA
[7] Wake Forest Sch Med, Dept Biomed Engn, Winston Salem, NC 27101 USA
[8] Univ Michigan, Injury Ctr, NeuroTruama Res Lab, Ann Arbor, MI 48109 USA
[9] Med Coll Wisconsin, Dept Neurosurg, Milwaukee, WI 53226 USA
[10] Indiana Univ Sch Med, Dept Psychiat, Indianapolis, IN 46202 USA
[11] Azusa Pacific Univ, Azusa, CA 91702 USA
[12] Bloomsburg Univ, Bloomsburg, PA USA
[13] Calif Lutheran Univ, Thousand Oaks, CA USA
[14] Humboldt State Univ, Arcata, CA 95521 USA
[15] Indiana Univ, Bloomington, IN 47405 USA
[16] Princeton Univ, Princeton, NJ 08544 USA
[17] Temple Univ, Philadelphia, PA 19122 USA
[18] US Air Force Acad, Colorado Springs, CO 80840 USA
[19] US Coast Guard Acad, New London, CT USA
[20] Univ Chicago, Chicago, IL 60637 USA
[21] Univ Delaware, Newark, DE 19716 USA
[22] Univ Florida, Gainesville, FL 32611 USA
[23] Univ Georgia, Athens, GA 30602 USA
[24] Univ Miami, Coral Gables, FL 33124 USA
[25] Univ Michigan, Ann Arbor, MI 48109 USA
[26] Univ North Carolina Chapel Hill, Chapel Hill, NC USA
[27] Univ North Georgia, Dahlonega, GA USA
[28] Univ Penn, Philadelphia, PA 19104 USA
[29] Univ Pittsburgh, Med Ctr, Pittsburgh, PA 15260 USA
[30] Univ Rochester, Rochester, NY 14627 USA
[31] Univ Washington, Seattle, WA 98195 USA
[32] Wake Forest Univ, Winston Salem, NC 27101 USA
[33] Wilmington Coll, Wilmington, OH USA