Lévy, S Bidirectional tachycardia: a new look on the mechanism. [electronic resource] - Pacing and clinical electrophysiology : PACE May 1989 - 827-34 p. digital Publication Type: Journal Article; Review ISSN: 0147-8389 Standard No.: 10.1111/j.1540-8159.1989.tb01905.x doi Subjects--Topical Terms: Cardiac Pacing, ArtificialElectrocardiographyElectrophysiologyHeart Conduction System--physiopathologyHumansTachycardia--physiopathology