1. Department of Oral and Maxillofacial Surgery, Changzhou Stomatologic Hospital, Changzhou, China
2. Department of Oral and Maxillofacial Surgery, West China Hospital of Stomatology, Sichuan University, Chengdu, China
3. National Engineering Laboratory for Oral Regenerative Medicine, West China Hospital of Stomatology
4. Department of Oral and Maxillofacial Surgery, Sichuan University, Chengdu, China
5. Department of Cosmetic Medicine, West China Hospital of Stomatology, Sichuan University, Chengdu, China