[1] Univ British Columbia, Fac Med, Vancouver, BC, Canada
[2] Kings Coll London, SLaM Biomed Res Ctr, NIHR Kings Clin Res Facil, London, England
[3] Kings Coll London, Wolfson Sensory Pain & Regenerat Ctr, London, England
[4] McMaster Univ, Fac Hlth Sci, Hamilton, ON, Canada
[5] McMaster Univ, Fac Engn, Hamilton, ON, Canada
[6] McMaster Univ, Fac Sci, Hamilton, ON, Canada
[7] Univ Western Ontario, Childrens Hosp, London Hlth Sci Ctr, Schulich Sch Med & Dent,Div Neurol,Dept Pediat, London, ON, Canada
[8] Univ Toronto, Hosp Sick Children, Dept Pediat, Div Neurol, Toronto, ON, Canada
[9] Vancouver Gen Hosp, Dept Radiol, Vancouver, BC, Canada