作者单位:Department of Neurology, Hospital for Sick Children, Toronto, ON, Canada[1]School of Social Work, McGill University, Montreal, QC, Canada[2]Department of Paediatrics (Neurology), McMaster University, 1280 Main St. West HSC 3A, Hamilton, ON[3]Department of Psychiatry and Behavioural Neurosciences, McMaster University, Hamilton, ON, Canada[4]