[Some problems of diagnosing preinfarction states].
D000787:Angina Pectoris / Q000150:complications; D004562:Electrocardiography; D006801:Humans; D009203:Myocardial Infarction / Q000175:diagnosis* / Q000209:etiology
Nekotorye voprosy diagnostiki predynfarktnogo sostoianiia.