1. Department of Oromaxillofacial - Head and Neck Surgery, School of Stomatology; China Medical University; Heping District, Shenyang Liaoning People's Republic of China
2. Department of Oral and Maxillofacial Surgery, School of Stomatology; China Medical University; Heping District, Shenyang Liaoning People's Republic of China
3. Rehabilitation Center; Shengjing Hospital of China Medical University; Shenbei New District, Shenyang Liaoning People's Republic of China