1. State Key Laboratory of Oral Diseases & National Center for Stomatology & National Clinical Research Center for Oral Diseases & Other Research Platforms, Department of Orthodontics, West China Hospital of Stomatology, Sichuan University, Chengdu, 610041, China
2. State Key Laboratory of Oral Diseases & National Center for Stomatology & National Clinical Research Center for Oral Diseases & Other Research Platforms, Department of Endodontics, West China Hospital of Stomatology, Sichuan University, Chengdu, 610041, China
3. College of Polymer Science and Engineering, State Key Laboratory of Polymer Materials Engineering, Sichuan University, Chengdu, 610065, China