Gan, P., Zhong, M., Huang, X., Sun, M., & Wang, Y. (2010). Determination of Six Major Compounds in Shaoyao-Gancao-Tang and its Single Herb Decoctions. Asian Journal of Chemistry, 23(4), 1515–1519. Retrieved from https://asianpubs.org/index.php/ajchem/article/view/10245