Re-evaluation of the atrial contribution to ventricular function: study using His bundle pacing.
D000818:Animals; D016275:Atrial Function; D004285:Dogs; D004558:Electric Stimulation; D004562:Electrocardiography; D006329:Heart Conduction System / Q000502:physiology*; D010138:Pacemaker, Artificial; D016276:Ventricular Function