TY - JOUR KW - Adult KW - drug user KW - Happiness KW - Humans KW - Male KW - Methadone maintenance therapy KW - Methadone/therapeutic use KW - Middle Aged KW - Narcotic Antagonists/therapeutic use KW - Opiate Substitution Treatment/psychology KW - Opioid-Related Disorders/psychology/rehabilitation/therapy KW - Personal Satisfaction KW - Psychotherapy, Group/methods KW - Self Concept KW - self-esteem KW - spiritual intervention. KW - Spirituality KW - Treatment Outcome AU - A. Jalali AU - M. K. Behrouzi AU - N. Salari AU - M. R. Bazrafshan AU - M. Rahmati A1 - BT - Current drug research reviews C5 - Measures; Opioids & Substance Use CP - 1 DO - 10.2174/1874473711666180510164420 IS - 1 JF - Current drug research reviews PY - 2019 SN - 2589-9783; 2589-9775 SP - 67 EP - 72 EP - T1 - The Effectiveness of Group Spiritual Intervention on Self-esteem and Happiness Among Men Undergoing Methadone Maintenance Treatment T2 - Current drug research reviews TI - The Effectiveness of Group Spiritual Intervention on Self-esteem and Happiness Among Men Undergoing Methadone Maintenance Treatment U1 - Measures; Opioids & Substance Use U2 - 29749316 U3 - 10.2174/1874473711666180510164420 VL - 11 VO - 2589-9783; 2589-9775 Y1 - 2019 ER -