Rubin, M Requirements and problems in urinalysis for abuse drugs: the role of gas chromatography. [electronic resource] - The American journal of medical technology Jun 1973 - 205-10 p. digital Publication Type: Journal Article; Review ISSN: 0002-9335 Subjects--Topical Terms: Amphetamine--urineBarbiturates--urineChromatography, Gas--instrumentationChromatography, Thin LayerHeroin Dependence--urineHumansMethodsMorphine--urineMorphine Dependence--urinePharmaceutical Preparations--urineSpectrophotometrySubstance-Related Disorders