Choonhaklai P, Kovitvanitcha S. “Oral Health Status and Severe Caries Risk Factor in Primary Dentition among Pre-School Child in Nursery”. Journal of The Department of Medical Services 42, no. 4 (August 1, 2017): 46–54. accessed September 25, 2026. https://he02.tci-thaijo.org/index.php/JDMS/article/view/248825.