title: Quantitative electron probe microanalysis of biological thin sections: methods and validity.
mesh_terms: D000818:Animals; D001001:Anura; D002713:Chlorine / Q000032:analysis; D004577:Electron Probe Microanalysis / Q000379:methods / Q000592:standards; D004912:Erythrocytes / Q000032:analysis; D006801:Humans; D008962:Models, Theoretical; D009130:Muscle, Smooth / Q000032:analysis; D009132:Muscles / Q000032:analysis; D011188:Potassium / Q000032:analysis; D011817:Rabbits
chemical_list: D002713:Chlorine; D011188:Potassium