เลขะวิพัฒน์ ศ. Model Development of Dental Health Promoting School in Denchai District, Phrae Province. Th Dent PH J [internet]. 2012 Dec. 31 [cited 2026 Sep. 19];17(2):71-8. available from: https://he02.tci-thaijo.org/index.php/ThDPHJo/article/view/153161