Function of cardiac muscle in aging rat.
D000375:Aging; D000818:Animals; D003326:Coronary Circulation; D006321:Heart / Q000502:physiology*; D009200:Myocardial Contraction; D009206:Myocardium / Q000378:metabolism; D010101:Oxygen Consumption; D051381:Rats; D016276:Ventricular Function