title: Electrophysiology of the heart: the key to understanding and management of ECG abnormalities.
mesh_terms: D001145:Arrhythmias, Cardiac / Q000503:physiopathology*; D004562:Electrocardiography; D004594:Electrophysiology; D006321:Heart / Q000503:physiopathology*; D006801:Humans; D008564:Membrane Potentials