Sugianto, L. E., & Fathurrahman. (2026). The Effect of Group Activity Therapy on Improving Self-Esteem among Patients with Mental Disorders at Mutiara Sukma Mental Hospital, West Nusa Tenggara. Journal of Nursing Perspectives, 2(1), 1-6. https://doi.org/10.71094/jonp.v2i1.378