[Experiences with electrocardiograms recorded on tape].
D004562:Electrocardiography / Q000295:instrumentation*; D004566:Electrodes; D006331:Heart Diseases / Q000175:diagnosis; D006801:Humans; D008297:Male; D008722:Methods; D008875:Middle Aged; D013637:Tape Recording
Erfarenheter av bandspelar-EK.