Electrophysiology and the electrocardiogram.
D000200:Action Potentials / Q000187:drug effects; D000889:Anti-Arrhythmia Agents / Q000494:pharmacology; D004560:Electricity; D004562:Electrocardiography; D004594:Electrophysiology; D006321:Heart / Q000502:physiology*; D006329:Heart Conduction System / Q000502:physiology; D006352:Heart Ventricles / Q000503:physiopathology; D006801:Humans; D013610:Tachycardia / Q000503:physiopathology
D000889:Anti-Arrhythmia Agents