Medication therapy in office visits for hypertension: National Ambulatory Medical Care Survey, 1980.
D000293:Adolescent; D000328:Adult; D000368:Aged; D000553:Ambulatory Care / Q000706:statistics & numerical data*; D000959:Antihypertensive Agents; D004363:Drug Utilization; D006801:Humans; D006973:Hypertension / Q000188:drug therapy*; D008875:Middle Aged; D009309:National Center for Health Statistics, U.S.; D014481:United States