Quantitative estimation of ursolic acid by HPTLC in methanolic extract of leaves Streblus asper and Melissa officinalis. Cuestiones de Fisioterapia, [S. l.], v. 54, n. 4, p. 973–980, 2025. DOI: 10.48047/p2zqgm38. Disponível em: https://cuestionesdefisioterapia.com/index.php/es/article/view/2103.. Acesso em: 11 sep. 2025.