Arrhythmias and antiarrhythmic drugs.
D000889:Anti-Arrhythmia Agents / Q000627:therapeutic use*; D001145:Arrhythmias, Cardiac / Q000188:drug therapy*; D004562:Electrocardiography; D006329:Heart Conduction System / Q000187:drug effects*; D006801:Humans
D000889:Anti-Arrhythmia Agents