Li, Q. ., Thongmuang, P. ., Soontomchai, S. ., & Qiu, X. . (2024). Oral Health Knowledge, Attitudes, and Practices Among School-Aged Left-Behind Children of the Yao Ethnic Group in Rural Northern Guangxi: A Longitudinal Study. Journal of Roi Kaensarn Academi, 9(12), 2006–2018. สืบค้น จาก https://so02.tci-thaijo.org/index.php/JRKSA/article/view/275018