Takeda, H Noninvasive recording of His-Purkinje activity in patients with complete atrioventricular block. Clinical application of an "automated discrimination circuit". [electronic resource] - Circulation Aug 1979 - 421-6 p. digital Publication Type: Case Reports; Journal Article ISSN: 0009-7322 Standard No.: 10.1161/01.cir.60.2.421 doi Subjects--Topical Terms: Action PotentialsAgedAmplifiers, ElectronicBundle of His--physiopathologyElectrocardiography--instrumentationElectronics, Medical--instrumentationFemaleHeart Atria--physiopathologyHeart Block--physiopathologyHeart Conduction System--physiopathologyHumansMalePurkinje Fibers--physiopathology