1. Department of Biomaterials, The Higher Educational Key Laboratory for Biomedical Engineering of Fujian Province, Research Center of Biomedical Engineering of Xiamen, College of Materials, Xiamen University, 422 Siming South Road, Xiamen 361005, P. R. China
2. Fujian Provincial Key Laboratory of Innovative Drug Target Research, School of Pharmaceutical Sciences, Xiamen University, Xiamen 361102, P. R. China
3. Orthopedics Department, First Affiliated Hospital of Xiamen University, Xiamen 361004, P. R. China
4. Department of Thoracic Surgery, Zhongshan Hospital of Xiamen University, Xiamen 361004, P. R. China