1. Department of Orthopedics, the First Affiliated Hospital of Fujian Medical University, Fuzhou, P.R. China;
2. Department of Nephrology, the First Affiliated Hospital of Fujian Medical University, Fuzhou, P.R. China;
3. Department of Pathology, the First Affiliated Hospital of Fujian Medical University, Fuzhou, P.R. China;
4. Fujian Provincial Institute of Orthopedics, the First Affiliated Hospital of Fujian Medical University, Fuzhou, P.R. China