[1] Hosp Sick Children, Div Clin & Metab Genet, Toronto, ON, Canada
[2] SickKids Res Inst, Program Genet & Genome Biol, Toronto, ON, Canada
[3] Univ Toronto, Dept Paediat, Toronto, ON, Canada
[4] Univ Toronto, Dept Mol Genet, Toronto, ON, Canada
[5] Toronto Western Hosp, Krembil Brain Inst, Adult Genet Epilepsy AGE Program, Toronto, ON, Canada
[6] Univ Toronto, Dept Med, Div Neurol, Toronto, ON, Canada