Alami, S. et al. 2020. The Effectiveness of Cognitive-Behavioral Group Therapy and Existential Group Therapy on Anxiety in ‎Addicted Patients Undergoing Methadone Maintenance Treatment. International Journal of Body, Mind and Culture. 7, 4 (Nov. 2020), 248–255. DOI:https://doi.org/10.22122/ijbmc.v7i4.242.