1. Department of Basic Medicine, Changde Vocational and Technical College, Changde, Hunan, China
2. Department of Cardiovascular, Changde First Hospital of Traditional Chinese Medicien, Changde, Hunan, China
3. Department of Internal Medicine, The Orthopedics Hospital of Traditional Chinese Medicine Zhuzhou City, Zhuzhou, Hunan, China
4. Department of Cardiovascular, Hengyang Hospital of Traditional Chinese Medicine, Hengyang, Hunan, China.