title: Detection of marijuana metabolite 11-nor-delta 9-tetrahydrocannabinol-9-carboxylic acid in human urine by bonded-phase adsorption and thin-layer chromatography.
mesh_terms: D002855:Chromatography, Thin Layer / Q000379:methods; D013759:Dronabinol / Q000031:analogs & derivatives* / Q000652:urine; D006801:Humans
chemical_list: C016780:11-nor-delta(9)-tetrahydrocannabinol-9-carboxylic acid; D013759:Dronabinol