Electrocardiographic recognition of left ventricular overwork.
D000293:Adolescent; D000328:Adult; D000368:Aged; D004562:Electrocardiography; D006331:Heart Diseases / Q000175:diagnosis* / Q000503:physiopathology*; D006339:Heart Rate; D006352:Heart Ventricles / Q000503:physiopathology; D006801:Humans; D008875:Middle Aged