title: Simple method for the determination of homovanillic acid and vanillylmandelic acid in urine by high-performance liquid chromatography.
mesh_terms: D002851:Chromatography, High Pressure Liquid / Q000379:methods; D008401:Gas Chromatography-Mass Spectrometry; D006719:Homovanillic Acid / Q000652:urine*; D006801:Humans; D009447:Neuroblastoma / Q000652:urine; D010648:Phenylacetates / Q000652:urine*; D014642:Vanilmandelic Acid / Q000652:urine*
chemical_list: D010648:Phenylacetates; D014642:Vanilmandelic Acid; D006719:Homovanillic Acid