title: INTRAMURAL MYOCARDIAL SHEAR DURING THE CARDIAC CYCLE.
mesh_terms: D004285:Dogs; D004562:Electrocardiography; D004594:Electrophysiology; D006321:Heart; D006334:Heart Function Tests; D009638:Norepinephrine; D010600:Pharmacology; D012106:Research
chemical_list: D009638:Norepinephrine
keywords: DOGS; ELECTROCARDIOGRAPHY; ELECTROPHYSIOLOGY; EXPERIMENTAL LAB STUDY; HEART; HEART FUNCTION TESTS; NOREPINEPHRINE; PHARMACOLOGY