title: Blood urea in myocardial infarction.
mesh_terms: D000328:Adult; D000368:Aged; D000787:Angina Pectoris / Q000097:blood; D001806:Blood Urea Nitrogen; D003937:Diagnosis, Differential; D006801:Humans; D008875:Middle Aged; D009203:Myocardial Infarction / Q000097:blood*