title: Mechanisms of paroxysmal supraventricular tachycardia.
mesh_terms: D001283:Atrioventricular Node / Q000503:physiopathology; D002036:Bundle of His / Q000503:physiopathology; D004562:Electrocardiography; D006325:Heart Atria / Q000503:physiopathology; D006329:Heart Conduction System / Q000503:physiopathology; D006352:Heart Ventricles; D006801:Humans; D013614:Tachycardia, Paroxysmal / Q000145:classification / Q000175:diagnosis / Q000503:physiopathology*