title: A modern approach for drug identification.
mesh_terms: D001463:Barbiturates / Q000032:analysis; D002707:Chlordiazepoxide / Q000652:urine; D002849:Chromatography, Gas; D002855:Chromatography, Thin Layer; D005750:Gastric Juice / Q000032:analysis; D005984:Glutethimide / Q000032:analysis / Q000097:blood; D006801:Humans; D013058:Mass Spectrometry / Q000295:instrumentation; D008614:Meperidine / Q000032:analysis; D008615:Mephenesin / Q000097:blood; D008722:Methods; D008970:Molecular Weight; D004364:Pharmaceutical Preparations / Q000032:analysis*; D010622:Phencyclidine / Q000032:analysis
chemical_list: D001463:Barbiturates; D004364:Pharmaceutical Preparations; D002707:Chlordiazepoxide; D008615:Mephenesin; D008614:Meperidine; D005984:Glutethimide; D010622:Phencyclidine