title: [Essential hypotension].
mesh_terms: D000328:Adult; D001341:Autonomic Nervous System / Q000502:physiology; D005260:Female; D006801:Humans; D007022:Hypotension / Q000175:diagnosis / Q000453:epidemiology / Q000209:etiology*; D008297:Male; D008688:Methacholine Compounds; D008875:Middle Aged; D010555:Personality Inventory; D011602:Psychophysiologic Disorders / Q000175:diagnosis
chemical_list: D008688:Methacholine Compounds