TY - JOUR KW - 3233:Substance Abuse & Addiction KW - 3383:Drug & Alcohol Rehabilitation KW - Adulthood (18 yrs & older) KW - article KW - Drug Dependency KW - Drug Therapy KW - Drug Usage Screening KW - Empirical Study KW - Human KW - Humans KW - Male KW - Middle Aged KW - Opiate Substitution Treatment KW - Opiates KW - opioid dependence KW - opioid-related disorders KW - pharmacotherapy KW - Predictive Value of Tests KW - Quantitative Study KW - Substance Abuse Detection KW - Treatment Effectiveness KW - Treatment Effectiveness Evaluation KW - Treatment Outcome KW - Urinalysis KW - Urine Specimen Collection KW - US KW - witnessed vs unwitnessed urine drug screens KW - Witnesses AU - Ashok Mallya AU - Amanda L. Purnell AU - Dragan M. Svrakic AU - Ann M. Lovell AU - Kenneth E. Freedland AU - Britt M. Gott AU - Gregory S. Sayuk AU - Theodore J. Cicero AU - Peter A. Brawer AU - Jodie A. Trafton AU - Jeffrey F. Scherrer AU - Patrick J. Lustman A1 - BT - The American Journal on Addictions C5 - Opioids & Substance Use CP - 2 IS - 2 JF - The American Journal on Addictions PB - Wiley-Blackwell Publishing Ltd. Informa Healthcare Taylor & Francis PY - 2013 SN - 1055-0496, 1055-0496 SP - 175 EP - 177 EP - T1 - Witnessed versus unwitnessed random urine tests in the treatment of opioid dependence T2 - The American Journal on Addictions TI - Witnessed versus unwitnessed random urine tests in the treatment of opioid dependence U1 - Opioids & Substance Use VL - 22 VO - 1055-0496, 1055-0496 Y1 - 2013 ER -