title: Forensic identification of heroin in illicit preparations using integrated gas chromatography and mass spectrometry.
mesh_terms: D002849:Chromatography, Gas; D005554:Forensic Medicine; D003932:Heroin / Q000032:analysis*; D013058:Mass Spectrometry; D008832:Microchemistry; D011343:Procaine / Q000032:analysis; D013057:Spectrum Analysis
chemical_list: D011343:Procaine; D003932:Heroin