Changes in the QRS Complex in Myocardial Infarction. Open PDF Document Details Document Type Technical Report Publication Date Oct 17, 1960 Accession Number ADA376972 Entities People T. B. Korenevskaya Organizations Joint Publications Research Service Tags Communities of Interest Biomedical DTIC Thesaurus Topics Amplitude Boundaries Cardiography Diseases And Disorders Displacement Dynamics Electrocardiography Frequency Health Services Heart Intervals Materials Myocardial Ischemia Myocardium Necrosis Observation