title: False-positive results with Emit II amphetamine/methamphetamine assay in users of common psychotropic drugs.
authors.forename: A
authors.initials: A
authors.lastname: Smith-Kielland
authors.forename: K M
authors.initials: KM
authors.lastname: Olsen
authors.forename: A S
authors.initials: AS
authors.lastname: Christophersen
mesh_terms: D000661:Amphetamine / Q000652:urine*; D017248:Enzyme Multiplied Immunoassay Technique / Q000706:statistics & numerical data*; D005189:False Positive Reactions; D006801:Humans; D008694:Methamphetamine / Q000652:urine*; D011933:Reagent Kits, Diagnostic / Q000706:statistics & numerical data; D012680:Sensitivity and Specificity; D015813:Substance Abuse Detection
chemical_list: D011933:Reagent Kits, Diagnostic; D008694:Methamphetamine; D000661:Amphetamine