title: Influence of calcium on myocardial potassium balance, oxygen consumption, and performance.
mesh_terms: D000818:Animals; D002118:Calcium / Q000494:pharmacology*; D003326:Coronary Circulation / Q000187:drug effects; D004285:Dogs; D006321:Heart / Q000187:drug effects* / Q000502:physiology; D006352:Heart Ventricles; D066298:In Vitro Techniques; D009206:Myocardium / Q000378:metabolism*; D010101:Oxygen Consumption; D011188:Potassium / Q000378:metabolism*
chemical_list: D011188:Potassium; D002118:Calcium