title: Gas-liquid chromatographic determination of dextromethorphan in serum and brain.
mesh_terms: D000818:Animals; D001923:Brain Chemistry; D002849:Chromatography, Gas; D002853:Chromatography, Liquid; D003915:Dextromethorphan / Q000097:blood*; D005069:Evaluation Studies as Topic; D007981:Levorphanol / Q000031:analogs & derivatives*; D051381:Rats
chemical_list: D007981:Levorphanol; D003915:Dextromethorphan