1. Key Laboratory of Shaanxi Province for Craniofacial Precision Medicine Research
2. College of Stomatology
3. Xi'an Jiaotong University
4. Xi'an
5. People's Republic of China
6. The Key Lab of Contemporary Design and Integrated Manufacturing Technology of Ministry of Education
7. Northwestern Polytechnical University
8. Xi'an 710072
9. State Key Laboratory of Military Stomatology
10. Department of Oral Implants
11. School of Stomatology
12. Fourth Military Medical University
13. Xi'an 710032