1 From the Department of Neurology (D.G.L.), Jacobs School of Medicine and Biomedical Sciences, University at Buffalo, NY; and University of Oklahoma Health Sciences Center (retired) (L.A.H.), Oklahoma City. dlichter@buffalo.edu.
2 From the Department of Neurology (D.G.L.), Jacobs School of Medicine and Biomedical Sciences, University at Buffalo, NY; and University of Oklahoma Health Sciences Center (retired) (L.A.H.), Oklahoma City.