1. State Key Laboratory of Oral Diseases, National Clinical Research Center for Oral Diseases, Department of Head and Neck Oncology; West China Hospital of Stomatology, Sichuan University; Chengdu China
2. Department of Oral Maxillofacial-Head and Neck Oncology; Shanghai Ninth People’s Hospital, College of Stomatology, Shanghai Jiao Tong University School of Medicine, National Clinical Research Center for Oral Diseases, Shanghai Key Laboratory of Stomatology & Shanghai Research Institute of Stomatology; Shanghai China
3. Department of Endodontics, State Key Laboratory of Oral Diseases; West China College of Stomatology, Sichuan University; Chengdu China
4. Department of Endodontics; Mianyang Hospital of TCM; Mianyang China
5. State Key Laboratory of Oral Diseases, National Clinical Research Center for Oral Diseases, Department of Pediatric Dentistry; West China Hospital of Stomatology, Sichuan University; Chengdu China
6. State Key Laboratory of Oral Diseases, National Clinical Research Center for Oral Diseases, Department of Operative Dentistry and Endodontics; West China Hospital of Stomatology, Sichuan University; Chengdu China
7. Faculty of General Dental Practice (UK); RCS England; London UK