Phumlek, Kalyarut, Arunporn Itharat, Ubonwan Saesiw, Weerachai Pipatrattanaseree, Krit Piwngam, Papawee Sookdee, and Neal M. Davies. 2022. “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 (3):185-93. https://doi.org/10.14456.2022030103.