1 From the Departments of Radiology, Neurology, and Psychological Sciences (D.Q.B.), University of Missouri, Columbia and Animal Research Task Force (D.Q.B.), American Academy of Neurology, Minneapolis, MN; Department of Neurology (R.P.R.), The University of Chicago, IL; Departments of Neurology and Epidemiology (W.A.H.), College of Physicians and Surgeons and Mailman School of Public Health, Columbia University, New York, NY; Departments of Neurology, Immunology, and Laboratory Medicine/Pathology (V.A.L.), College of Medicine, Mayo Clinic, Rochester, MN; and The Saul R. Korey Department of Neurology (M.F.M.), Albert Einstein College of Medicine, Bronx, NY. beversdorfd@health.missouri.edu.
2 From the Departments of Radiology, Neurology, and Psychological Sciences (D.Q.B.), University of Missouri, Columbia and Animal Research Task Force (D.Q.B.), American Academy of Neurology, Minneapolis, MN; Department of Neurology (R.P.R.), The University of Chicago, IL; Departments of Neurology and Epidemiology (W.A.H.), College of Physicians and Surgeons and Mailman School of Public Health, Columbia University, New York, NY; Departments of Neurology, Immunology, and Laboratory Medicine/Pathology (V.A.L.), College of Medicine, Mayo Clinic, Rochester, MN; and The Saul R. Korey Department of Neurology (M.F.M.), Albert Einstein College of Medicine, Bronx, NY.