Retrograde conduction of ventricular extrasystoles with consideration of return extrasystoles.
D001145:Arrhythmias, Cardiac / Q000502:physiology*; D005117:Cardiac Complexes, Premature; D004562:Electrocardiography; D006339:Heart Rate; D006801:Humans; D018879:Ventricular Premature Complexes
ARRHYTHMIA/physiology; ELECTROCARDIOGRAPHY