title: Evaluating myocardial contractility.
mesh_terms: D000777:Anesthetics / Q000494:pharmacology*; D000818:Animals; D004285:Dogs; D004562:Electrocardiography; D006321:Heart / Q000187:drug effects*; D006334:Heart Function Tests; D009119:Muscle Contraction
chemical_list: D000777:Anesthetics