QUANTIFICATION AND IN-HOUSE REFERENCE STANDARD PREPARATION OF TANSHINONE IIA FROM DANSHEN (Salvia miltiorrhiza Bunge) ROOTS COLLECTED IN LAI CHAU, GIA LAI, AND LAM DONG PROVINCES. Vietnam Journal of Agriculture and Environment, [S. l.], n. 2, p. 40–49, 2026. DOI: 10.71254/sx3r3v93. Disponível em: https://tapchikhoahoc.nnmt.net.vn/index.php/journal/article/view/1116. Acesso em: 17 jun. 2026.