title: Analysis of acidic monoamine metabolites by gas chromatography-mass spectrometry.
mesh_terms: D002849:Chromatography, Gas; D006897:Hydroxyindoleacetic Acid / Q000032:analysis*; D013058:Mass Spectrometry; D008722:Methods; D014642:Vanilmandelic Acid / Q000032:analysis*
chemical_list: D006897:Hydroxyindoleacetic Acid; D014642:Vanilmandelic Acid