Problems of mass urine screening for misused drugs.
D002186:Cannabinoids / Q000652:urine; D003429:Cross Reactions; D005188:False Negative Reactions; D005189:False Positive Reactions; D006801:Humans; D007124:Immunoenzyme Techniques; D008403:Mass Screening; D008887:Military Medicine; D011786:Quality Control; D019966:Substance-Related Disorders / Q000652:urine*
D002186:Cannabinoids