title: Relationship between subjective symptoms and trans-telephonic ECG findings in patients with symptomatic paroxysmal atrial fibrillation and flutter.
mesh_terms: D000889:Anti-Arrhythmia Agents / Q000008:administration & dosage; D001281:Atrial Fibrillation / Q000188:drug therapy / Q000503:physiopathology*; D001282:Atrial Flutter / Q000188:drug therapy / Q000503:physiopathology*; D004311:Double-Blind Method; D004562:Electrocardiography / Q000379:methods*; D005260:Female; D005424:Flecainide / Q000008:administration & dosage; D006801:Humans; D008297:Male; D008875:Middle Aged; D011237:Predictive Value of Tests; D013689:Telephone
chemical_list: D000889:Anti-Arrhythmia Agents; D005424:Flecainide