title: Mechanism of decreased myocardial contractile force after epicardiectomy.
mesh_terms: D000319:Adrenergic beta-Antagonists / Q000494:pharmacology; D000818:Animals; D016275:Atrial Function; D004285:Dogs; D006321:Heart / Q000294:innervation / Q000502:physiology*; D009119:Muscle Contraction; D010275:Parasympathetic Nervous System / Q000502:physiology; D010496:Pericardium / Q000601:surgery*; D013233:Stellate Ganglion / Q000502:physiology; D013562:Sympathectomy; D013564:Sympathetic Nervous System / Q000502:physiology; D014628:Vagotomy; D016276:Ventricular Function
chemical_list: D000319:Adrenergic beta-Antagonists