Efficacy evaluation of "Tieu doc duong nhan" oral liquid in the treatment of acne vulgaris at Da Nang Traditional Medicine Hospital. DA NANG JOURNAL OF MEDICINE AND PHARMACY, [S. l.], v. 2, n. 4, p. 81–86, 2026. Disponível em: https://tapchi.ydn.edu.vn/index.php/yduoc/article/view/140. Acesso em: 4 nov. 2026.