Effects of changing heart rate in man by electrical stimulation of the right atrium. studies at rest, during exercise, and with isoproterenol.
D000293:Adolescent; D000328:Adult; D001775:Blood Circulation; D006328:Cardiac Catheterization; D002302:Cardiac Output; D002648:Child; D004558:Electric Stimulation; D004562:Electrocardiography; D005080:Exercise Test; D006334:Heart Function Tests; D006339:Heart Rate; D006801:Humans; D005082:Physical Exertion