ลาภยิ่ง เพ็ญแข. “Volume 22 Number 2 July - December 2017”. Thai Dental Public Health Journal 22, no. 2 (December 31, 2017): 0–80. accessed September 18, 2026. https://he02.tci-thaijo.org/index.php/ThDPHJo/article/view/217743.