Schmolke, M False-positive results for urine amphetamine and opiate immunoassays in a patient intoxicated with perazine. [electronic resource] - Clinical chemistry Oct 1996 - 1725-6 p. digital Publication Type: Case Reports; Letter ISSN: 0009-9147 Subjects--Topical Terms: Amphetamines--urineFalse Positive ReactionsFemaleHumansImmunoassayNarcotics--urinePerazine--poisoning