Parker, K D Urine screening techniques employed in the detection of users of narcotics and their correlation with the nalorphine test. [electronic resource] - Journal of forensic sciences Apr 1966 - 152-66 p. digital Publication Type: Comparative Study; Journal Article ISSN: 0022-1198 Subjects--Topical Terms: Amphetamine--urineCaliforniaCocaine--urineCodeine--urineHumansHydromorphone--urineMeperidine--urineMethadone--urineMorphine--urineNalorphinePupilSubstance-Related Disorders--urine