title: Biomarkers for illicit heroin: a previously unrecognized origin of papaverine.
authors: L Nitin
authors: LN
authors: Seetohul
authors: Peter D
authors: PD
authors: Maskell
authors: Giorgia
authors: G
authors: De Paoli
authors: Derrick J
authors: DJ
authors: Pounder
mesh_terms: D001279:Atracurium / Q000378:metabolism; D015415:Biomarkers / Q000097:blood; D003951:Diagnostic Errors / Q000517:prevention & control; D005189:False Positive Reactions; D053593:Forensic Toxicology / Q000379:methods*; D003932:Heroin / Q000097:blood*; D006801:Humans; D013287:Illicit Drugs / Q000097:blood*; D010208:Papaverine / Q000097:blood*; D015813:Substance Abuse Detection / Q000379:methods*; D019966:Substance-Related Disorders / Q000175:diagnosis
chemical_list: D015415:Biomarkers; D013287:Illicit Drugs; D001279:Atracurium; D003932:Heroin; D010208:Papaverine