1. School of Pharmacy, Ningxia Medical University, Yinchuan, Ningxia, China;
2. Ningxia Engineering and Technology Research Center for Modernization of Hui Medicine, Yinchuan, Ningxia, China;
3. Key Lab of Hui Ethnic Medicine Modernization, Ministry of Education, Yinchuan, Ningxia, China;
4. Department of Pharmaceutics, General Hospital of Ningxia Medical University, Yinchuan, Ningxia, China