Early Resumption of Physical Activity and Cognitive Outcomes at 4 Weeks Following Pediatric Concussion.

Sicard V, Zemek R, Bijelic V, Barrowman N, Yeates KO, Beauchamp MH, Brooks BL, Anderson P, Keightley M, Desire N, Ledoux AA; Pediatric Emergency Research Canada (PERC) 5P Neuropsych Team.