1. State Key Laboratory of Oral Disease, West China Hospital of Stomatology Sichuan University Chengdu China
2. Department of Oral and Maxillofacial Surgery, National Clinical Research Center for Oral Diseases, West China Hospital of Stomatology Sichuan University Chengdu China
3. National Engineering Laboratory for Oral Regenerative Medicine, West China Hospital of Stomatology Sichuan University Chengdu China