Scientific issues in drug testing. AMA Council on Scientific Affairs.
D002849:Chromatography, Gas; D002851:Chromatography, High Pressure Liquid; D005189:False Positive Reactions; D008401:Gas Chromatography-Mass Spectrometry; D006801:Humans; D007118:Immunoassay; D008403:Mass Screening / Q000379:methods; D004364:Pharmaceutical Preparations / Q000652:urine*; D019966:Substance-Related Disorders / Q000453:epidemiology / Q000652:urine
D004364:Pharmaceutical Preparations