Cardiac arrhythmias in the conscious dog after excision of the sinoatrial node and crista terminalis.
D000818:Animals; D001145:Arrhythmias, Cardiac / Q000209:etiology*; D004285:Dogs; D004562:Electrocardiography; D005080:Exercise Test; D006325:Heart Atria / Q000601:surgery; D006339:Heart Rate; D010138:Pacemaker, Artificial; D012849:Sinoatrial Node / Q000601:surgery*