1. Laboratory of Advanced Theranostic Materials and Technology Ningbo Institute of Materials Technology and Engineering Chinese Academy of Sciences Ningbo 315201 P. R. China
2. Zhejiang International Scientific and Technological Cooperative Base of Biomedical Materials and Technology Ningbo Cixi Institute of Biomedical Engineering Ningbo 315300 P. R. China
3. Cixi Biomedical Research Institute Wenzhou Medical University Zhejiang 325035 P. R. China
4. Department of Radiology The Fifth Affiliated Hospital of Sun Yat‐Sen University Zhuhai 519000 P. R. China
5. State Key Laboratory of Oral Diseases National Clinical Research Center for Oral Diseases West China Hospital of Stomatology Sichuan University Chengdu 610041 P. R. China