Determination of selenium in biological materials by stable isotope dilution gas chromatography-mass spectrometry.
D000818:Animals; D008401:Gas Chromatography-Mass Spectrometry / Q000379:methods; D006801:Humans; D007201:Indicator Dilution Techniques; D051381:Rats; D012643:Selenium / Q000032:analysis*; D013552:Swine
D012643:Selenium