“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 2, no. 4 (December 1, 2026): 81–86. Accessed November 4, 2026. https://tapchi.ydn.edu.vn/index.php/yduoc/article/view/140.