title: Perplexities in prevalence and mortality rates from coronary heart disease.
mesh_terms: D000328:Adult; D000368:Aged; D003327:Coronary Disease / Q000453:epidemiology* / Q000401:mortality; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D044469:Racial Groups; D013019:South Africa