Saputri RD, Tukiran, Suyatno, et al. Xanthine Oxidase Inhibitory Activity of Xanthones from Calophyllum pseudomole P. F. Stevens: http://www.doi.org/10.26538/tjnpr/v8i1.31. TJNPR. 2024;8(1):5932-5935. Accessed April 13, 2025. https://tjnpr.org/index.php/home/article/view/3416