Gas chromatography-mass spectrometry in biology and medicine.
D000818:Animals; D001161:Arteriosclerosis / Q000378:metabolism; D002782:Cholestenes / Q000032:analysis; D002849:Chromatography, Gas; D006793:Houseflies / Q000032:analysis; D006801:Humans; D013058:Mass Spectrometry; D008696:Methandrostenolone / Q000652:urine; D010675:Pheromones / Q000032:analysis; D013057:Spectrum Analysis
D002782:Cholestenes; D010675:Pheromones; D008696:Methandrostenolone