title: An improved method for the estimation of homovanillic acid in human urine.
mesh_terms: D002850:Chromatography, Gel; D004298:Dopamine / Q000378:metabolism*; D005421:Flavoring Agents / Q000032:analysis; D005729:Ganglioneuroma / Q000652:urine; D006801:Humans; D009447:Neuroblastoma / Q000652:urine; D010236:Paraganglioma, Extra-Adrenal / Q000652:urine; D010648:Phenylacetates / Q000652:urine*; D010673:Pheochromocytoma / Q000652:urine; D013053:Spectrophotometry
chemical_list: D005421:Flavoring Agents; D010648:Phenylacetates; D004298:Dopamine