เวียงนิล เ., and พูลสวัสดิ์ อ. “QUANTITY OF FLUORIDE CHLORIDE AND NITRATE IN ICE AND DRINKING WATER IN SEALED CONTAINERS DURING 2020-2022”. Primary Health Care Journal (Central Edition), vol. 38, no. 1, Sept. 2024, pp. 26-33, https://thaidj.org/index.php/CRPHC/article/view/15810.