Atrioventricular conduction in isolated rat heart.
D000818:Animals; D001281:Atrial Fibrillation / Q000503:physiopathology; D016275:Atrial Function; D004558:Electric Stimulation; D006329:Heart Conduction System / Q000502:physiology*; D051381:Rats; D013997:Time Factors; D016276:Ventricular Function