title: Prevalence and clinical significance of painless ST segment depression during early postinfarction exercise testing.
mesh_terms: D004562:Electrocardiography; D005080:Exercise Test; D006321:Heart / Q000000981:diagnostic imaging; D006801:Humans; D009203:Myocardial Infarction / Q000175:diagnosis*; D011379:Prognosis; D011868:Radioisotopes; D011877:Radionuclide Imaging; D013793:Thallium
chemical_list: D011868:Radioisotopes; D013793:Thallium