1. Department of Orthopedics, Xiangya Hospital Central South University Changsha Hunan China
2. National Clinical Research Center for Geriatric Disorders, Xiangya Hospital Central South University Changsha Hunan China
3. School of Kinesiology Jianghan University Wuhan Hubei China
4. Xiang Ya Nursing School The Central South University Changsha Hunan China
5. Department of Geriatric Endocrinology First Affiliated Hospital of Nanjing Medical University Nanjing Jiangsu China