[1] McGill Univ, Hlth Ctr, Res Inst, Child Hlth & Human Dev Program, Montreal, PQ, Canada
[2] McGill Univ, Dept Neurol & Neurosurg, Montreal, PQ, Canada
[3] McGill Univ, Dept Pediat, Montreal, PQ, Canada
[4] Univ Laval, Quebec City, PQ, Canada
[5] Univ Montreal, Montreal, PQ, Canada
[6] CHU Laval, Div Pediat Neurol, Dept Pediat, Quebec City, PQ, Canada
[7] Univ Sherbrooke, Dept Med Genet, Sherbrooke, PQ, Canada
[8] Univ Montreal, Dept Pediat, Montreal, PQ, Canada
[9] Ctr Hosp Univ St Justine, Med Genet Div, Montreal, PQ, Canada
[10] McGill Univ, Dept Human Genet, Montreal, PQ, Canada
[11] Montreal Childrens Hosp, Div Med Genet, Montreal, PQ, Canada
[12] McGill Univ, Dept Specialized Med, Div Med Genet, Hlth Ctr, Montreal, PQ, Canada
[13] Ctr Hosp Univ St Justine, Div Pediat Neurol, Dept Neurosci & Pediat, Montreal, PQ, Canada
[14] Sorbonne Paris Nord Univ, Lab Hlth Educ & Practice, Bobigny, France