Right atrial ectopic rhythms. Experimental production in man.
D000328:Adult; D016275:Atrial Function; D006328:Cardiac Catheterization; D004562:Electrocardiography; D006801:Humans; D008297:Male; D008722:Methods; D010138:Pacemaker, Artificial; D012849:Sinoatrial Node / Q000502:physiology*