Address correspondence and reprint requests to Dr Shi: Department of Oral & Cranio-maxillofacial Surgery, Shanghai Ninth People’s Hospital, Shanghai Jiaotong University School of Medicine, No. 639, Zhizaoju Road, Shanghai, China;
Address correspondence and reprint requests to Dr Shi: Department of Oral & Cranio-maxillofacial Surgery, Shanghai Ninth People’sHospital, Shanghai Jiaotong University School of Medicine, No. 639,Zhizaoju Road, Shanghai, China;