title: IONIC CURRENTS IN CARDIAC EXCITATION.
mesh_terms: D000818:Animals; D004594:Electrophysiology; D006321:Heart; D006329:Heart Conduction System; D009206:Myocardium; D011689:Purkinje Cells; D012106:Research; D012756:Sheep; D034561:Sheep, Domestic
keywords: ELECTROPHYSIOLOGY; EXPERIMENTAL LAB STUDY; HEART CONDUCTION SYSTEM; MYOCARDIUM; PURKINJE CELLS; SHEEP