Prevalence of chronic circulatory conditions, United States, 1972.
D000293:Adolescent; D000328:Adult; D000368:Aged; D002318:Cardiovascular Diseases / Q000453:epidemiology*; D002908:Chronic Disease; D005260:Female; D006306:Health Surveys; D006801:Humans; D008297:Male; D008875:Middle Aged; D013223:Statistics as Topic; D014481:United States