Social aspects of coronary heart disease in two adjacent, ethnically different communities.
D000328:Adult; D000368:Aged; D003327:Coronary Disease / Q000453:epidemiology*; D005007:Ethnology; D005260:Female; D006306:Health Surveys; D006801:Humans; D008297:Male; D008875:Middle Aged; D009203:Myocardial Infarction / Q000401:mortality*; D010414:Pennsylvania; D012924:Social Conditions