1. Division of Neurology, McMaster University and Population Health Research Institute, Hamilton Health Sciences, Canada (A.H.K., R.G.H.).
2. Clinical and Translational Neuroscience Unit, Feil Family Brain and Mind Research Institute and Department of Neurology, Weill Cornell Medicine, New York (H.K.).
3. Division of Cardiology, Population Health Research Institute, McMaster University, Hamilton, Canada (J.S.H.).