1. Department of Oral and Maxillofacial Surgery, Hospital of Stomatology, China Medical University, 117, N, Nanjing Street, Shenyang, China
2. Liaoning Provincial Key Laboratory of Oral Diseases, 117, N, Nanjing Street, Shenyang, China
3. Department of Anesthesiology, Hospital of Stomatology, China Medical University, 117, N, Nanjing Street, Shenyang, China
4. Department of Pediatric Dentistry, Hospital of Stomatology, China Medical University, 117, N, Nanjing Street, Shenyang, China
5. Department of Pathology, Hospital of Stomatology, China Medical University, 117, N, Nanjing Street, Shenyang, China