Letter: Determination of vanilmandelic acid and homovanillic acid in urine by gas chromatography.
D002849:Chromatography, Gas; D006719:Homovanillic Acid / Q000652:urine*; D006801:Humans; D010648:Phenylacetates / Q000652:urine*; D014642:Vanilmandelic Acid / Q000652:urine*
D010648:Phenylacetates; D014642:Vanilmandelic Acid; D006719:Homovanillic Acid