1. Department of Biomaterials; Radboud University Medical Centre; Nijmegen the Netherlands
2. Department of VIP service; Beijing Stomatological Hospital, Capital Medical University; Beijing 100050 China
3. Department of Oral Cell Biology; Academic Centre for Dentistry Amsterdam; University of Amsterdam and VU University Amsterdam; Amsterdam the Netherlands
4. Department of Oral and Maxillofacial Surgery; VU University Medical Centre/ACTA; Amsterdam the Netherlands
5. Department of Orthopedic Surgery; VU University Medical Centre; Amsterdam the Netherlands
6. Department of Oral and Maxillofacial Surgery; Beijing Stomatological Hospital, Capital Medical University; Beijing 100050 China
7. Department of Materials Science and Engineering; State Key Laboratory of New Ceramics and Fine Processing; Tsinghua University; Beijing 100084 China