1. National Engineering Laboratory for Oral Regenerative Medicine; West China Hospital of Stomatology; Sichuan University; Chengdu China
2. Department of Stomatology; Beijing Tongren Hospital Affiliated to Capital Medical University; Beijing China
3. State Key Laboratory of Oral Diseases; West China Hospital of Stomatology; Sichuan University; Chengdu China
4. Department of Oral and Maxillofacial Surgery; West China Hospital of Stomatology; Sichuan University; Chengdu China
5. Department of Pediatric; West China College of Stomatology; Sichuan University; Chengdu China