title: A consideration of recent criticisms of the T-wave amplitude index of myocardial sympathetic activity.
mesh_terms: D000818:Animals; D006329:Heart Conduction System / Q000502:physiology*; D006339:Heart Rate; D006801:Humans; D013564:Sympathetic Nervous System / Q000502:physiology*; D013566:Sympathomimetics / Q000494:pharmacology
chemical_list: D013566:Sympathomimetics