1. State Key Laboratory of New Ceramics and Fine Processing, School of Materials Science and Engineering, Tsinghua University, Beijing, China.
2. College of Life Sciences, Zhejiang Sci-Tech University, Hangzhou, China.
3. School of Engineering and Technology, China University of Geosciences, Beijing, China.
4. Department of Orthopaedic Surgery, Peking Union Medical College Hospital, Chinese Academy of Medical Science and Peking Union Medical College, Beijing, China.