1. AO Research Institute Davos; Clavadelerstrasse 8 CH7270 Davos Switzerland
2. Department of Biomaterials Science and Technology; University of Twente; P.O. Box 217 7500 AE Enschede The Netherlands
3. Shanghai Key Laboratory of Orthopedic Implants, Department of Orthopedic Surgery, Shanghai Ninth People's Hospital; Shanghai Jiao Tong University School of Medicine; Shanghai China
4. Translational Medicine Research and Development Centre, Institute of Biomedical and Health Engineering, Shenzhen Institute of Advanced Technology; Chinese Academy of Sciences; Shenzhen China
5. Xpand Biotechnology BV; Professor Bronkhorstlaan 10-d 3723 MB Bilthoven The Netherlands