1. From the Duke University School of Medicine (J.B.L., B.G.H.); Duke University Fuqua School of Business (J.B.L.); Duke University Department of Population Health Sciences (M.N.H., A.G.C., B.G.H.); Duke University Health System (J.B.); Duke University Department of Medicine (J.B.); and Duke University Department of Neurology (M.W.L.), Durham, NC.