Nguyen VK, Nguyen TMK, Hoang TPT, Mac GL, Tran TTA. Investigating total flavonoid content and antioxidance of ethanol extracts from Ruellia simplex C.WRIGHT. Dong Thap University Journal of Science [Internet]. 2023 Nov. 8 [cited 2024 May 11];12(8):104-11. Available from: https://dthujs.vn/index.php/dthujs/article/view/1327