1. Department of Oral and Maxillofacial Surgery; Ninth People's Hospital; Shanghai Jiao Tong University School of Medicine; Shanghai Key Laboratory of Stomatology; Shanghai China
2. Department of Oral and Maxillofacial Surgery; First Teaching Hospital of Xinjiang Medical University; Urumuqi Xinjiang China
3. Department of Radiology; Ninth People's Hospital; Shanghai Jiao Tong University; School of Medicine; Shanghai China