1. State Key Laboratory of Military Stomatology & National Clinical Research Center for Oral Diseases & Shaanxi Key Laboratory of Stomatology, Department of Oral & Maxillofacial Surgery, School of StomatologyFourth Military Medical University Xi'an China
2. Department of Oral and Maxillofacial SurgeryGeneral Hospital of Xinjiang Military region Urumchi China
3. Department of Pathophysiology, Institute of Basic Medical ScienceXi'an Medical University Xi'an China