title: Gas-liquid chromatographic determination of pseudoephedrine and norpseudoephedrine in human plasma and urine.
mesh_terms: D002849:Chromatography, Gas; D002853:Chromatography, Liquid; D004809:Ephedrine / Q000032:analysis* / Q000097:blood / Q000652:urine; D006801:Humans; D010665:Phenylpropanolamine / Q000032:analysis* / Q000097:blood / Q000652:urine
chemical_list: D010665:Phenylpropanolamine; D004809:Ephedrine