[1] BC Childrens Hosp Res Inst, Vancouver, BC, Canada
[2] Univ Calgary, Dept Psychol, Calgary, AB, Canada
[3] Univ Calgary, Alberta Childrens Hosp Res Inst, Calgary, AB, Canada
[4] Univ Calgary, Hotchkiss Brain Inst, Calgary, AB, Canada
[5] Alberta Childrens Prov Gen Hosp, Neurosci Program, Calgary, AB, Canada
[6] Univ Calgary, Dept Pediat, Calgary, AB, Canada
[7] Univ Calgary, Dept Clin Neurosci, Calgary, AB, Canada
[8] Univ Montreal, Dept Psychol, Montreal, PQ, Canada
[9] St Justine Hosp Res Ctr, Montreal, PQ, Canada
[10] Univ Alberta, Dept Pediat, Edmonton, AB, Canada
[11] Univ Montreal, Dept Durgence Pediat, CHU St Justine, Montreal, PQ, Canada
[12] Univ Ottawa, Childrens Hosp Eastern Ontario, Dept Pediat, Ottawa, ON, Canada
[13] Univ British Columbia, Div Pediat Emergency Med, Dept Pediat, Vancouver, BC, Canada
[14] Univ British Columbia, Dept Pediat, Fac Med, 4480 Oak St, Vancouver, BC V6T 1Z3, Canada