Total and myocardial O 2  consumption during exercise with experimental bradycardia in dogs.
D000818:Animals; D001919:Bradycardia / Q000378:metabolism*; D006328:Cardiac Catheterization; D002302:Cardiac Output; D004285:Dogs; D006327:Heart Block / Q000378:metabolism; D006352:Heart Ventricles; D009206:Myocardium / Q000378:metabolism*; D010101:Oxygen Consumption; D010138:Pacemaker, Artificial; D005082:Physical Exertion; D013610:Tachycardia / Q000378:metabolism