1. Shanghai Institute of Traumatology and Orthopaedics; Shanghai Key Laboratory for Prevention and Treatmentof Bone and Joint Diseases; Ruijin Hospital; Shanghai Jiao Tong University School of Medicine; 197 Ruijin 2nd Road Shanghai 200025 P. R. China
2. Department of Orthopaedics; The Second Affiliated Hospital of Soochow University; 1055 Sanxiang Road Soochow Jiangsu 215004 P. R. China
3. Division of Pharmaceutical Chemistry and Technology; Faculty of Pharmacy; University of Helsinki; Helsinki FI-00014 Finland
4. Harvard John A. Paulson School of Applied Science and Engineering; Harvard University; Cambridge MA 02138 USA
5. Rapid Manufacturing Engineering Center of Shanghai University; 99 Shangda Road Shanghai 200444 P. R. China
6. Department of Burn and Plastic surgery; Ruijin Hospital; Shanghai Jiao Tong University School of Medicine; 197 Ruijin 2nd Road Shanghai 200025 P. R. China
7. Department of Orthopaedics; Qian Fo Shan Hospital; Shan Dong University; 16766 Jingshi Road Ji Nan Shandong 250014 P. R. China
8. Department of Orthopedics; The First Affiliated Hospital of Soochow University; Orthopedic Institute; Soochow University; 708 Renmin Road Suzhou Jiangsu 215006 P. R. China