title: Influence of pericardial pressure on the rate of denervated unperfused frog hearts.
mesh_terms: D000388:Air; D000818:Animals; D001001:Anura; D003714:Denervation; D004106:Dilatation; D004562:Electrocardiography; D006329:Heart Conduction System / Q000502:physiology; D006339:Heart Rate; D007267:Injections; D007552:Isotonic Solutions; D010496:Pericardium / Q000502:physiology*; D011312:Pressure
chemical_list: D007552:Isotonic Solutions