1. People’s Hospital of Ningxiang City, Ningxiang City, Hunan Province, China
2. Graduate College, University of South China, Hengyang, Hunan Province, China
3. Xiyuan Hospital, China Academy of Chinese Medical Sciences, Beijing, China
4. Department of Traditional Chinese Medicine, The Eighth Affiliated Hospital, Sun Yat-sen University, Shenzhen, Guangdong Province, China