Physiologic pacing: the role of AV synchrony.
D000818:Animals; D001283:Atrioventricular Node / Q000502:physiology*; D002302:Cardiac Output; D002304:Cardiac Pacing, Artificial; D004285:Dogs; D004594:Electrophysiology; D006329:Heart Conduction System / Q000502:physiology*; D006339:Heart Rate; D006801:Humans; D009200:Myocardial Contraction; D005082:Physical Exertion; D013318:Stroke Volume; D013997:Time Factors