1. From the Department of Neurology (C.-H.L., Y.-Y.C.) and the Division of Endocrinology and Metabolism (P.-Y.C.), Department of Internal Medicine, Changhua Christian Hospital, Changhua, Taiwan; The Neurological Institute (Y.-Y.C.), Taipei Veterans General Hospital, Taipei, Taiwan; and the Institute of Clinical Medicine (Y.-Y.C.), National Yang-Ming University, Taipei, Taiwan.