title: Cerebrospinal fluid homovanillic acid and iso-homovanillic acid: a gas-liquid chromatographic method.
mesh_terms: D002849:Chromatography, Gas; D004295:Dihydroxyphenylalanine / Q000627:therapeutic use; D005069:Evaluation Studies as Topic; D005463:Fluoroacetates / Q000134:cerebrospinal fluid; D006719:Homovanillic Acid / Q000134:cerebrospinal fluid; D006801:Humans; D008722:Methods; D010300:Parkinson Disease / Q000134:cerebrospinal fluid / Q000188:drug therapy; D010648:Phenylacetates / Q000134:cerebrospinal fluid*; D013997:Time Factors
chemical_list: D005463:Fluoroacetates; D010648:Phenylacetates; D004295:Dihydroxyphenylalanine; D006719:Homovanillic Acid