Response of the myocardium to drugs.
D000889:Anti-Arrhythmia Agents / Q000627:therapeutic use*; D002301:Cardiac Glycosides / Q000627:therapeutic use*; D006331:Heart Diseases / Q000188:drug therapy*; D006801:Humans
D000889:Anti-Arrhythmia Agents; D002301:Cardiac Glycosides