Tunthawut, Rassamee, and Ajirapa Pienkhuntod. “Effectiveness of A Suicide Prevention Application, Mental Health Check-In : A Case Study of Khon Kaen”. Journal of Modern Learning Development 8, no. 1 (January 30, 2023): 185–199. accessed September 28, 2026. https://so06.tci-thaijo.org/index.php/jomld/article/view/258663.