title: Application of a vidicon spectrometer for simultaneous flame-emission analysis for sodium and potassium in serum.
mesh_terms: D002586:Cesium / Q000097:blood; D005069:Evaluation Studies as Topic; D006801:Humans; D010783:Photometry / Q000379:methods; D011188:Potassium / Q000097:blood*; D012044:Regression Analysis; D012822:Silicon Dioxide; D012964:Sodium / Q000097:blood*; D013057:Spectrum Analysis / Q000295:instrumentation
chemical_list: D002586:Cesium; D012822:Silicon Dioxide; D012964:Sodium; D011188:Potassium