1. Affiliated Hospital of Shanxi University of Chinese Medicine, Taiyuan, China
2. Shanxi University of Chinese Medicine, Jinzhong, China
3. Xiyuan Hospital, China Academy of Chinese Medical Sciences, Beijing, China
4. Shanxi Bethune Hospital, Shanxi Academy of Medical Sciences, Tongji Shanxi Hospital, Third Hospital of Shanxi Medical University, Taiyuan, China.