title: Parkinson's disease.
authors.affiliation: University Department of Clinical Neurology, National Hospital for Neurology and Neurosurgery London UK.
authors.forename: C D
authors.initials: CD
authors.lastname: Marsden
mesh_terms: D003072:Cognition Disorders / Q000209:etiology; D006233:Persons with Disabilities; D005684:Gait; D006801:Humans; D007980:Levodopa / Q000627:therapeutic use; D008485:Medical Audit; D009069:Movement Disorders / Q000209:etiology; D019965:Neurocognitive Disorders / Q000209:etiology; D009493:Neurosurgery; D010300:Parkinson Disease / Q000150:complications / Q000175:diagnosis / Q000503:physiopathology / Q000628:therapy; D004856:Postural Balance; D017410:Practice Guidelines as Topic; D013064:Speech Disorders / Q000209:etiology
chemical_list: D007980:Levodopa