1. Department of Otolaryngology, Xijing Hospital, The Fourth Military Medical University, Xi’an, Shaanxi, China
2. State Key Laboratory of Military Stomatology & National Clinical Research Center for Oral Diseases & Shaanxi International Joint Research Center for Oral Diseases, Center for Tissue Engineering, The Fourth Military Medical University, Xi’an, Shaanxi, China
3. State Key Laboratory of Military Stomatology & National Clinical Research Center for Oral Diseases & Shaanxi Clinical Research Center for Oral Diseases, Department of Orthodontics, School of Stomatology, the Fourth Military Medical University, Xi’an, Shaanxi, China
4. Department of Cardiology, Xijing Hospital, The Fourth Military Medical University, Xi’an, Shaanxi, China