[Recent advances in gas chromatography-mass spectrometry (GC-MS): its application to medicine and biology].
D002849:Chromatography, Gas / Q000379:methods; D008401:Gas Chromatography-Mass Spectrometry / Q000379:methods; D006801:Humans; D007477:Ions; D013058:Mass Spectrometry / Q000379:methods; D008661:Metabolism, Inborn Errors / Q000175:diagnosis; D004364:Pharmaceutical Preparations / Q000302:isolation & purification
D007477:Ions; D004364:Pharmaceutical Preparations