title: Potassium efflux and accumulation in heart muscle. Evidence from K +/- electrode experiments.
mesh_terms: D000200:Action Potentials; D000818:Animals; D004558:Electric Stimulation; D006321:Heart / Q000502:physiology; D066298:In Vitro Techniques; D008839:Microelectrodes; D009206:Myocardium / Q000378:metabolism*; D011188:Potassium / Q000378:metabolism*
chemical_list: D011188:Potassium