Analysis of cardiac pacemaker potential using a "voltage clamp" technique.
D000818:Animals; D002417:Cattle; D004594:Electrophysiology; D006329:Heart Conduction System / Q000502:physiology*; D066298:In Vitro Techniques; D011188:Potassium / Q000378:metabolism; D012756:Sheep; D012964:Sodium / Q000378:metabolism
D012964:Sodium; D011188:Potassium