Gorodetzky, C W Validity of screening methods for drugs of abuse in biological fluids. II. Heroin in plasma and saliva. [electronic resource] - Clinical pharmacology and therapeutics Jun 1974 - 579-87 p. digital Publication Type: Journal Article ISSN: 0009-9236 Standard No.: 10.1002/cpt1974156579 doi Subjects--Topical Terms: AdultDextromethorphan--analysisFalse Positive ReactionsFree RadicalsHeroin--analysisHeroin Dependence--metabolismHumansImmunoassayMalate Dehydrogenase--analysisMaleMethodsMorphine--analysisRadioimmunoassaySaliva--analysisTime FactorsTritium