title: Selective sample preparation for determination of 11-nor-9-carboxy-delta 9-tetrahydrocannabinol from human urine by gas chromatography with electron capture detection.
authors.forename: J M
authors.initials: JM
authors.lastname: Rosenfeld
authors.forename: Y
authors.initials: Y
authors.lastname: Moharir
authors.forename: S D
authors.initials: SD
authors.lastname: Sandler
mesh_terms: D055598:Chemical Phenomena; D002621:Chemistry; D002849:Chromatography, Gas; D013759:Dronabinol / Q000031:analogs & derivatives* / Q000652:urine; D006801:Humans
chemical_list: C016780:11-nor-delta(9)-tetrahydrocannabinol-9-carboxylic acid; D013759:Dronabinol