[1] Univ Toronto, Sunnybrook Hlth Sci Ctr, Dept Med, Div Neurol, Toronto, ON, Canada
[2] Univ Toronto, Lawrence S Bloomberg Fac Nursing, Sunnybrook Hlth Sci Ctr, Toronto, ON, Canada
[3] McMaster Univ, Sch Nursing, Hamilton, ON, Canada
[4] Univ Toronto, Sunnybrook Hlth Sci Ctr, Dept Crit Care Med, Interdept Div Crit Care Med, Toronto, ON, Canada
[5] Univ Calgary, Cumming Sch Med, Dept Clin Neurosci Radiol & Community Hlth Sci, Calgary, AB, Canada
[6] Univ Calgary, Hotchkiss Brain Inst, Calgary, AB, Canada