title: [Sensitivity and specificity of the systolic quotient in the evaluation of myocardial contractility - experimental study in the isolated and perfused frog heart].
mesh_terms: D000818:Animals; D002025:Bufonidae; D002302:Cardiac Output / Q000187:drug effects; D004562:Electrocardiography; D004594:Electrophysiology; D009200:Myocardial Contraction / Q000187:drug effects; D009638:Norepinephrine / Q000494:pharmacology; D011433:Propranolol / Q000494:pharmacology; D013599:Systole
chemical_list: D011433:Propranolol; D009638:Norepinephrine
vernacular_title: Sensibilidade e especificidade do quociente sistólico na avaliação da contratilidade miocárdica--Estudo experimental em coração isolado e perfundido de sapo.