Phumlek, Kalyarut, Arunporn Itharat, Ubonwan Saesiw, Weerachai Pipatrattanaseree, Krit Piwngam, Papawee Sookdee, and Neal M. Davies. “Chemical and Biological Stability under Forced Degradation and Accelerated Storage Conditions of the Anti-Acne Formulation of Pra-Sa-Mang-Khud Ethanolic Extract”. Asian Medical Journal and Alternative Medicine 22, no. 3 (December 28, 2022): 185–193. Accessed April 19, 2024.