Prevalence of evidence of prior myocardial infarction, hypertension, diabetes and obesity in three neighboring communities in Pennsylvania.
D000328:Adult; D000368:Aged; D003920:Diabetes Mellitus / Q000453:epidemiology*; D004562:Electrocardiography; D005006:Ethnicity; D005260:Female; D006306:Health Surveys; D006801:Humans; D006973:Hypertension / Q000453:epidemiology*; D008297:Male; D008875:Middle Aged; D009203:Myocardial Infarction / Q000453:epidemiology* / Q000401:mortality; D009765:Obesity / Q000453:epidemiology*; D010414:Pennsylvania