Physical properties of the electric field of the heart.
D000200:Action Potentials; D000818:Animals; D055592:Biophysical Phenomena; D001703:Biophysics; D004562:Electrocardiography; D006321:Heart / Q000502:physiology; D006801:Humans; D008962:Models, Theoretical; D011817:Rabbits; D012879:Skin Physiological Phenomena; D013909:Thorax; D016276:Ventricular Function