1. College of Pharmaceutical Science, Shandong University of Traditional Chinese Medicine, Jinan, Shandong 250355, P.R. China
2. Department of Eastern Medicine, Directorate of Medical Sciences, Government College University of Faisalabad, Faisalabad, Punjab 38000, Pakistan
3. Shandong Provincial Collaborative Innovation Center for Antiviral Traditional Chinese Medicine, Jinan, Shandong 250355, P.R. China