Hypertension and stroke in an elderly population.
D000368:Aged; D002561:Cerebrovascular Disorders / Q000453:epidemiology / Q000209:etiology* / Q000517:prevention & control; D004739:England; D004812:Epidemiologic Methods; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D006973:Hypertension / Q000150:complications*; D008297:Male; D012306:Risk