title: Accessory pathway tachycardia: techniques of electrophysiologic study and mechanisms.
mesh_terms: D006328:Cardiac Catheterization; D004562:Electrocardiography / Q000379:methods*; D006801:Humans; D011226:Pre-Excitation Syndromes / Q000503:physiopathology*; D013610:Tachycardia / Q000503:physiopathology*