1. Department of Orthopedics, Shengjing Hospital of China Medical University, Shenyang 110004, China
2. Department of Pathology, Shengjing Hospital of China Medical University, Shenyang 110004, China
3. Department of Nursing, Shengjing Hospital of China Medical University, Shenyang 110004, China
4. Clinical Medicine, Dalian Medical University, Dalian 116044, China