1. Department of Human Genetics McGill University Montréal Québec Canada
2. The Neuro (Montreal Neurological Institute‐Hospital) McGill University Montréal Québec Canada
3. Faculté de Médecine Université Laval Quebec City Québec Canada
4. Faculty of Medicine McGill University Montréal Québec Canada
5. Divisions of Neurology and Clinical and Metabolic Genetics, Department of Paediatrics University of Toronto Toronto Ontario Canada
6. Department of Pediatrics McMaster University Hamilton Ontario Canada
7. Children's Hospital of Eastern Ontario Research Institute University of Ottawa Ottawa Ontario Canada
8. Neuroscience Axis, CHU de Québec Université Laval Québec City Québec Canada
9. Department of Medicine, Faculty of Medicine Université Laval Québec City Québec Canada
10. Department of Neurology and Neurosurgery McGill University Montréal Québec Canada
11. Departments of Medicine (Neurology) and Medical Genetics University of Alberta Edmonton Alberta Canada
12. Department of Pharmacology & Therapeutics McGill University Montréal Québec Canada
13. Centre de Recherche en Biologie Structurale McGill University Montréal Québec Canada