1. The Graduate Institute, Hunan University of Chinese Medicine, Changsha City, China.
2. Department of Cardiovascular, The First Hospital of Hunan University of Chinese Medicine, Changsha, China.
3. Department of Cardiovascular, First College of Traditional Chinese Medicine, Hunan University of Chinese Medicine, Changsha, China.
4. Department of Cardiovascular, College of Integrated Traditional Chinese and Western Medicine, Hunan Academy of Chinese Medicine, Changsha, China.