title: A new method to measure intracellular diffusible elemental concentration.
mesh_terms: D000818:Animals; D001826:Body Fluids / Q000032:analysis*; D002412:Cations; D002712:Chlorides / Q000032:analysis; D004577:Electron Probe Microanalysis / Q000379:methods; D007424:Intracellular Fluid / Q000032:analysis*; D009132:Muscles / Q000032:analysis*; D010758:Phosphorus / Q000032:analysis; D011898:Ranidae; D013057:Spectrum Analysis / Q000379:methods; D013455:Sulfur / Q000032:analysis
chemical_list: D002412:Cations; D002712:Chlorides; D010758:Phosphorus; D013455:Sulfur