title: Cardiac mapping instrumentation for the instantaneous display of endocardial and epicardial activation.
mesh_terms: D001145:Arrhythmias, Cardiac / Q000175:diagnosis; D003201:Computers; D004562:Electrocardiography / Q000295:instrumentation*; D004699:Endocardium / Q000502:physiology*; D006321:Heart / Q000502:physiology*; D006801:Humans