title: Microelectrode study of 2:1 conduction block in canine Purkinje fibers.
mesh_terms: D000200:Action Potentials; D000818:Animals; D004285:Dogs; D004558:Electric Stimulation; D004566:Electrodes; D006327:Heart Block / Q000503:physiopathology*; D006329:Heart Conduction System / Q000503:physiopathology*; D066298:In Vitro Techniques; D008722:Methods; D009431:Neural Conduction