Huynh, T. P., Truong, T. D., Quach, T. P., Dao, N. T. V., Nguyen, H. M., & Nguyen, T. T. T. (2023). INVESTIGATION ON CHEMICAL CONSTITUENTS OF THE LICHEN USNEA UNDULATA AND PRELIMINARY APPLICATION IN SUNSCREEN CREAM. Cantho Journal of Medicine and Pharmacy, 61, 378-386. https://doi.org/10.58490/ctump.2023i61.729