Fractal electrodynamics of the heartbeat.
Goldberger
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Cardiovascular Division, Beth Israel Hospital, Boston, Massachusetts 02215.
D003645:Death, Sudden; D004562:Electrocardiography; D004594:Electrophysiology; D006329:Heart Conduction System / Q000502:physiology*; D006339:Heart Rate / Q000502:physiology*; D006801:Humans; D008955:Models, Cardiovascular