Kim, Eun-Suk, and Hye-Jin Kwon. “Effect of Polygoni Multifori Radix Extract on Menopause-Related Skin Aging”. International Journal of Psychosocial Rehabilitation 24, no. 7 (September 30, 2020): 2112–2119. Accessed March 3, 2026. https://psychosocial.com/index.php/ijpr/article/view/9745.