Diagnostic accuracy of the electrocardiogram.
D001145:Arrhythmias, Cardiac / Q000175:diagnosis; D002037:Bundle-Branch Block / Q000175:diagnosis; D006332:Cardiomegaly / Q000175:diagnosis; D009202:Cardiomyopathies / Q000175:diagnosis; D004562:Electrocardiography / Q000592:standards*; D006321:Heart / Q000187:drug effects / Q000503:physiopathology; D006325:Heart Atria; D006331:Heart Diseases / Q000175:diagnosis*; D006335:Heart Injuries / Q000175:diagnosis; D006352:Heart Ventricles; D006801:Humans; D009203:Myocardial Infarction / Q000175:diagnosis; D010493:Pericarditis / Q000175:diagnosis