title: A method for the on-line automatic beat-to-beat digital display of cardiac action potential duration.
mesh_terms: D000200:Action Potentials; D000818:Animals; D003626:Data Display; D006329:Heart Conduction System / Q000502:physiology*; D009862:Online Systems; D011690:Purkinje Fibers / Q000502:physiology*; D012756:Sheep