1. State Key Laboratory for Mechanical Behavior of Materials Xi'an Jiaotong University Xi'an Shaanxi 710049 China
2. State Key Laboratory of Oral & Maxillofacial Reconstruction and Regeneration National Clinical Research Center for Oral Diseases Shaanxi Clinical Research Center for Oral Diseases Department of Oral and Maxillofacial Surgery School of Stomatology The Fourth Military Medical University Xi'an 710032 China
3. State Key Laboratory of Solidification Processing Northwestern Polytechnical University Xi'an Shaanxi 710072 China
4. Department of Orthopaedics The First Affiliated Hospital of Xi'an Jiaotong University Xi'an Shaanxi 710100 China