1. Department of Integrated Traditional Chinese and Western Medicine, Xiangya Hospital, Central South University, Changsha 410008, China
2. National Clinical Research Center for Geriatric Diseases, Xiangya Hospital, Central South University, Changsha 410008, China
3. Department of Gynecology, The Second Affiliated Hospital of Hunan University of Chinese Medicine, Changsha 410005, China
4. Department of Clinical Laboratory, The First Affiliated Hospital of Hunan University of Chinese Medicine, Changsha 410007, China
5. Changsha Social Work College, Changsha 410116, China