Cardiac arrhythmias.
D000889:Anti-Arrhythmia Agents / Q000627:therapeutic use; D001285:Atropine / Q000627:therapeutic use; D001919:Bradycardia / Q000188:drug therapy / Q000628:therapy*; D004071:Digitalis Glycosides / Q000627:therapeutic use; D004554:Electric Countershock; D006801:Humans; D008012:Lidocaine / Q000627:therapeutic use; D013610:Tachycardia / Q000188:drug therapy / Q000628:therapy*
D000889:Anti-Arrhythmia Agents; D004071:Digitalis Glycosides; D001285:Atropine; D008012:Lidocaine