title: False-positive phencyclidine immunoassay results caused by 3,4-methylenedioxypyrovalerone (MDPV).
authors.forename: Abe M
authors.initials: AM
authors.lastname: Macher
authors.forename: Thomas M
authors.initials: TM
authors.lastname: Penders
mesh_terms: D015198:Designer Drugs / Q000032:analysis*; D006801:Humans; D053719:Tandem Mass Spectrometry / Q000379:methods*; D016482:Urinalysis / Q000379:methods*
chemical_list: D015198:Designer Drugs