Affiliation: | 1. Resident, State Key Laboratory of Military Stomatology and National Clinical Research Center for Oral Diseases and Shaanxi Clinical Research Center for Oral Diseases, Department of Head and Neck Tumor Surgery, School of Stomatology, The Air Force Military Medical University, Xi''an, Shaanxi, China;2. Department of Radiology and Biomedical Imaging, University of California, San Francisco |