title: Multifocal atrial tachycardia: a 66 month follow-up of 50 patients.
mesh_terms: D000628:Aminophylline / Q000627:therapeutic use; D004071:Digitalis Glycosides / Q000627:therapeutic use; D004562:Electrocardiography; D005500:Follow-Up Studies; D006329:Heart Conduction System / Q000473:pathology / Q000503:physiopathology*; D006801:Humans; D013610:Tachycardia / Q000097:blood / Q000188:drug therapy / Q000503:physiopathology*
chemical_list: D004071:Digitalis Glycosides; D000628:Aminophylline