Bunluean, S., and A. Boonsang. “The Effects of a Behavior Modification Program for Gingivitis Prevention Among Grade 7 Students, Si Narong District, Surin Province”. Journal of Public Health Nursing, vol. 40, no. 1, Apr. 2026, pp. 21-36, https://he01.tci-thaijo.org/index.php/phn/article/view/272244.