Sanitnuan, C., and S. Yanothai. “The Study of Tooth Loss and Associated Factors during Maintenance Phase in Patients Treated with a Comprehensive Program, Institute of Dentistry: A Retrospective Study”. Journal of The Department of Medical Services, vol. 50, no. 1, Mar. 2025, pp. 14-20, https://he02.tci-thaijo.org/index.php/JDMS/article/view/261268.