Epidemiology and risk of hypertension in the elderly.
D000368:Aged; D002318:Cardiovascular Diseases / Q000453:epidemiology* / Q000209:etiology; D004812:Epidemiologic Methods; D005260:Female; D006801:Humans; D006973:Hypertension / Q000150:complications / Q000453:epidemiology*; D008297:Male; D012306:Risk; D014481:United States