1. Department of Anatomy and Histoembryology, Kunming Medical University, Kunming 650500, China
2. Department of Head and Neck Surgery, Third Affiliate Hospital, Kunming Medical University, Kunming 650118, China
3. Biomedical Engineering Research Center, Kunming Medical University, Kunming 650500, China
4. Department of Rehabilitation, Second People's Hospital of Kunming, Kunming 650500, China
5. International Education School, Kunming Medical University, Kunming 650500, China