wongklom amornrat. Antioxidants activity and exhibit to stimulate immune cell production in in vitro of Hibiscus sabdariffa Linn. and Phyllanthus emblica L. extracts. Cre.Sci. [Internet]. 2018 Dec. 27 [cited 2024 Apr. 27];11(1):18-25. Available from: https://ph01.tci-thaijo.org/index.php/snru_journal/article/view/136944