1. Dent Neurologic Institute, Millard Fillmore Hospital (Drs. Jacobs, W.R. Kinkel, Polachini, and R.P. Kinkel), and the State University of New York, School of Medicine at Buffalo, Departments of Neurology and Physiology (Neurobiology) (Dr. Jacobs) and Departments of Neurology and Anatomy (Dr Kinkel), Buffalo, NY.