TY - JOUR TI - The effect of self-efficacy and coping strategies on treatment motivation of individuals in the substance addiction group work process AU - Gorgulu, T. JO - Dusunen Adam Journal of Psychiatry and Neurological Sciences PY - 2019 VL - 32 SP - 33 EP - 42 DO - 10.14744/DAJPNS.2019.00005 ER -