title: 'Layer concept' of coronary heart disease. Part II. Electrocardiographic basis.
mesh_terms: D000208:Acute Disease; D000328:Adult; D000368:Aged; D004562:Electrocardiography; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009203:Myocardial Infarction / Q000145:classification / Q000503:physiopathology*