Deljouyi sarkesh,Z , , Fardin,M A , and Nouri Moghadam,S . "The Effectiveness of Existential Group Therapy on Emotional Regulation in Adolescents from Vulnerable and Orphaned Backgrounds at the Welfare Center of Zanjan", Medical Journal of Mashhad university of Medical Sciences, 68, 4, 2025, 1268-1274. doi: 10.22038/mjms.2025.90001.5076