Nguyen, Linh K.H., Chen V. Tran, Nguyen D. Pham, and Tan V. Tran. 2023. “Phytochemical Screening, Antioxidant and Xanthine Oxidase Inhibitory Activities of Vitis Heyneana Schult. Stem Extracts From Vietnam: Http: www.doi.org 10.26538 Tjnpr V7i9.20”. Tropical Journal of Natural Product Research (TJNPR) 7 (9): 3981-88. https://tjnpr.org/index.php/home/article/view/2624.