เพิ่มขึ้น วัชรากร. “Factors Influencing Decision to Use Dental Services of Social Security Users in Government Sector of Nakhu District, Kalasin Province”. Journal of Health Science of Thailand 34, no. 6 (December 29, 2025): 973–980. Accessed January 3, 2026. https://thaidj.org/index.php/JHS/article/view/14880.