1. From the Department of Neurology (K.N., Y.H., M.I.), National Cerebral and Cardiovascular Center, Suita; Department of Neurology and Neurological Science (K.N.), Graduate School of Medical and Dental Sciences, Tokyo Medical and Dental University; Department of Endocrinology (M.H.), Research Institute of Environmental Medicine, Nagoya University; and Cardiovascular Center (M.H.-S.), Osaka Medical and Pharmaceutical University, Takatsuki, Japan.