1. Department of Orthopedics, Shangqiu Yadong Hospital, Shangqiu, China
2. University Hospital Cologne, University of Cologne, Cologne, Germany
3. Department of Radiology, Shangqiu Yadong Hospital, Shangqiu, China
4. Department of Nursing, First People’s Hospital of Shangqiu, Shangqiu, China
5. Department of Computed Tomography, Xuzhou Center Hospital, Xuzhou, China