1. Department of Geriatrics, Jilin Province FAW General Hospital, Changchun, 130000, China
2. Department of Cardiology, Jilin Province FAW General Hospital, Changchun, 130000, China
3. Department of Orthopedics, Jilin Province FAW General Hospital, Changchun, 130000, China
4. Department of Electrodiagnosis, Jilin Province FAW General Hospital, Changchun, 130000, China