Liu, Li-Song, Na Lei, Qing Lin, Wei-Li Wang, Han-Wen Yan, and Xiao-Hua Duan. “The Effects and Mechanism of Yinqiao Powder on Upper Respiratory Tract Infection”. International Journal of Biotechnology for Wellness Industries 4, no. 2 (July 27, 2015): 57–60. Accessed December 23, 2024. http://lifescienceglobalca.com/index.php/ijbwi/article/view/3170.