title: Analysis of intracavitary electrocardiograms through a saline bridge in the diagnosis of cardiac arrhythmias.
mesh_terms: D001145:Arrhythmias, Cardiac / Q000175:diagnosis* / Q000209:etiology; D001639:Bicarbonates; D006328:Cardiac Catheterization; D004562:Electrocardiography; D006327:Heart Block / Q000175:diagnosis; D006801:Humans; D009203:Myocardial Infarction / Q000150:complications*; D012770:Shock, Cardiogenic / Q000175:diagnosis; D012964:Sodium
chemical_list: D001639:Bicarbonates; D012964:Sodium