title: REACTION TIME AND ALPHA BLOCKING IN NORMAL AND SEVERELY SUBNORMAL SUBJECTS.
mesh_terms: D000317:Adrenergic alpha-Antagonists; D004314:Down Syndrome; D004569:Electroencephalography; D006801:Humans; D008607:Intellectual Disability; D011930:Reaction Time
chemical_list: D000317:Adrenergic alpha-Antagonists
keywords: ELECTROENCEPHALOGRAPHY; MENTAL RETARDATION; MONGOLISM; REACTION TIME