Urine testing schedules in methadone maintenance treatment of heroin addiction.
D003365:Costs and Cost Analysis; D003932:Heroin / Q000652:urine*; D006801:Humans; D008433:Mathematics; D008691:Methadone / Q000627:therapeutic use*; D013048:Specimen Handling; D019966:Substance-Related Disorders / Q000188:drug therapy / Q000534:rehabilitation / Q000652:urine*; D013997:Time Factors
D003932:Heroin; D008691:Methadone