GC/MS determination of volatile hydrocarbons in breath samples.
D000393:Air Pollutants / Q000032:analysis*; D001944:Breath Tests / Q000379:methods*; D008401:Gas Chromatography-Mass Spectrometry / Q000295:instrumentation / Q000379:methods; D006801:Humans; D006846:Hydrocarbons, Halogenated / Q000032:analysis*; D007202:Indicators and Reagents
D000393:Air Pollutants; D006846:Hydrocarbons, Halogenated; D007202:Indicators and Reagents