title: Correlation of intramyocardial electrocardiograms with polarographic oxygen and contractility in the nonischemic and regionally ischemic left ventricle.
mesh_terms: D003331:Coronary Vessels / Q000502:physiology*; D004562:Electrocardiography; D006352:Heart Ventricles; D006801:Humans; D007511:Ischemia / Q000502:physiology*; D009119:Muscle Contraction; D010100:Oxygen
chemical_list: D010100:Oxygen
keywords: CORONARY VESSELS/physiology; ELECTROCARDIOGRAPHY/experimental; ISCHEMIA/physiology