Sangpongsanon, T., P. Paholpak, S. Paholpak, P. Rangseekajee, and P. Paholpak. “Efficacy of Online CBT-based Psychoeducation for Stress Management in Fifth-year Medical Students at Khon Kaen University During the COVID-19 Pandemic”. Srinagarind Medical Journal, vol. 40, no. 3, June 2025, pp. 299-14, https://li01.tci-thaijo.org/index.php/SRIMEDJ/article/view/265218.