Kulrath P, Duangdee N, Supornpun N, Prateeptongkum E. Comparison of Fluoride and Catechin Levels in Green Tea Extract at Various Geographical Locations in Thailand. J DMS [Internet]. 2019 Apr. 1 [cited 2024 May 2];44(2):114-20. Available from: https://he02.tci-thaijo.org/index.php/JDMS/article/view/246853