1. State Key Laboratory of Oral Diseases, Department of Head and Neck Oncology, National Clinical Research Center for Oral Diseases, West China Hospital of Stomatology, Sichuan University, Chengdu 610041, China
2. Key Laboratory of Sensing Technology and Biomedical Instruments of Guangdong Province, School of Biomedical Engineering, Sun Yat-sen University, Guangzhou 510275, China
3. College of Polymer Science and Engineering, Sichuan University, Chengdu 610065, China
4. College of Medical Technology and Engineering, Henan University of Science and Technology, Luoyang 471003, China