1 From the Department of Medicine and Neuroscience and Mental Health Institute Institute (R.M.C.), University of Alberta, Edmonton, Canada; and Department of Neurology (C.C.), Santa Maria University Hospital, Terni, Italy.
2 From the Department of Medicine and Neuroscience and Mental Health Institute Institute (R.M.C.), University of Alberta, Edmonton, Canada; and Department of Neurology (C.C.), Santa Maria University Hospital, Terni, Italy. [email protected].