title: A simple method for the complete automation of an E.E.L. 227 integrating flame photometer for the estimation of plasma and urine sodium and potassium.
mesh_terms: D001322:Autoanalysis; D008722:Methods; D011188:Potassium / Q000032:analysis*; D012964:Sodium / Q000032:analysis*; D013053:Spectrophotometry / Q000295:instrumentation*; D013997:Time Factors
chemical_list: D012964:Sodium; D011188:Potassium