title: ECG Response: August 4, 2015.
mesh_terms: D000328:Adult; D000889:Anti-Arrhythmia Agents / Q000627:therapeutic use; D001282:Atrial Flutter / Q000175:diagnosis* / Q000188:drug therapy / Q000503:physiopathology*; D004562:Electrocardiography; D005260:Female; D006801:Humans; D008790:Metoprolol / Q000627:therapeutic use; D016896:Treatment Outcome
chemical_list: D000889:Anti-Arrhythmia Agents; D008790:Metoprolol