1. Department of Preparations, The First Hospital of Hunan University of Chinese Medicine, Changsha, P.R. China
2. Department of Intensive Care Medicine, The Third Xiangya Hospital of Central South University, Changsha, P.R. China
3. Department of Pharmacy, The First Hospital of Hunan University of Chinese Medicine, Changsha, P.R. China
4. Hunan University of Chinese Medicine, Changsha, P.R. China