Carotid artery and precordial pulsation recordings with the standard direct-writer electrocardiograph. Technical considerations.
D001024:Aortic Valve Stenosis / Q000175:diagnosis; D002339:Carotid Arteries; D004562:Electrocardiography / Q000295:instrumentation*; D006801:Humans; D008944:Mitral Valve Insufficiency / Q000175:diagnosis; D008946:Mitral Valve Stenosis / Q000175:diagnosis; D009203:Myocardial Infarction / Q000175:diagnosis