In vitro antioxidant activity of the methanolic extract of leaves of a hill tract plant Begonia roxburghii. Jahangirnagar Univ. J. Biol. Sci. [Internet]. 2021 Jun. 1 [cited 2026 Jun. 24];9(1-2):79-8. Available from: https://banglajol.info/index.php/JUJBS/article/view/53709