Development of a Technology-Based Mental Health Program for Adolescents in Bangun Rejo Village, Tanjung Morawa District, Deli Serdang Regency, North Sumatra Province in 2025: Development of a Technology-Based Mental Health Program for Adolescents in Bangun Rejo Village, Tanjung Morawa District, Deli Serdang Regency, North Sumatra Province in 2025. j.multidisipin [Internet]. 2025 Jul. 30 [cited 2026 Aug. 7];4(2):211-8. Available from: https://journal.bengkuluinstitute.com/index.php/jp/article/view/1413