Urine drug testing survey and characteristics of populations of seven Los Angeles County methadone maintenance clinics.
One thousand urine samples from each of the seven Los Angeles County methadone maintenance clinics were examined for presence of drugs of abuse. The clinic populations were also concurrently studied with regard to various social factors. Significant variations which have been found among the clinics in both population characteristics and drugs detected in urine samples are discussed in the paper.
D000328:Adult; D002140:California; D005260:Female; D006556:Heroin Dependence / Q000534:rehabilitation; D006801:Humans; D008297:Male; D008691:Methadone / Q000627:therapeutic use*; D019966:Substance-Related Disorders / Q000652:urine*
D008691:Methadone