[1] Harvard Univ, Sch Med, Dept Phys Med & Rehabil, Boston, MA USA
[2] Spaulding Rehabil Hosp, Boston, MA USA
[3] MassGen Hosp Children, Sport Concuss Program, Boston, MA USA
[4] Massachusetts Gen Hosp, Red Sox Fdn, Home Base Program, Boston, MA 02114 USA
[5] Harvard Univ, Sch Med, Ctr Hlth & Rehabil, Dept Phys Med & Rehabil, 79-96 Thirteenth St, Charlestown, MA 02129 USA
[6] George Washington Univ, Sch Med, Dept Pediat & Psychiat & Behav Sci, Div Pediat Neuropsychol,Childrens Natl Hlth Syst, 15245 Shady Grove Rd,Suite 350, Rockville, MD 20850 USA