[1] Univ Manitoba, Dept Surg, Winnipeg, MB R3T 2N2, Canada
[2] Univ Manitoba, Pediat & Child Hlth, Winnipeg, MB R3T 2N2, Canada
[3] Univ Manitoba, Clin Hlth Psychol, Winnipeg, MB R3T 2N2, Canada
[4] Univ Manitoba, Rehabil Sci, Winnipeg, MB R3T 2N2, Canada
[5] Univ Manitoba, Neurol, Winnipeg, MB R3T 2N2, Canada
[6] Univ Manitoba, Psychiat, Winnipeg, MB R3T 2N2, Canada
[7] Univ Manitoba, Diagnost Imaging, Winnipeg, MB R3T 2N2, Canada
[8] Univ Manitoba, Neurosurg Sect, Winnipeg, MB R3T 2N2, Canada
[9] Univ Manitoba, Orthoped, Winnipeg, MB R3T 2N2, Canada
[10] Pan Am Clin, 75 Poseidon Bay, Winnipeg, MB R3M 3E4, Canada
[11] Pan Am Concuss Program, Winnipeg, MB, Canada
[12] Childrens Hosp Res Inst Manitoba, Winnipeg, MB, Canada
[13] Canada North Concuss Network, Winnipeg, MB, Canada