1. Edmond J. Safra Program in Parkinson’s Disease, Morton and Gloria Shulman Movement Disorders Center, Toronto Western Hospital, Toronto, Ontario, Canada2Department of Neurology, Universidade Federal de São Paulo, São Paulo, Brazil
2. Edmond J. Safra Program in Parkinson’s Disease, Morton and Gloria Shulman Movement Disorders Center, Toronto Western Hospital, Toronto, Ontario, Canada3Division of Neurology, Department of Medicine, University of Ottawa, Ottawa, Ontario, Canada
3. Edmond J. Safra Program in Parkinson’s Disease, Morton and Gloria Shulman Movement Disorders Center, Toronto Western Hospital, Toronto, Ontario, Canada