1. Department of Oral Surgery, Shanghai Ninth People’s Hospital; Shanghai Key Laboratory of Stomatology, Shanghai Jiao Tong University School of Medicine; College of Stomatology, Shanghai Jiao Tong University; National Center for Stomatology; National Clinical Research Center for Oral Diseases, Shanghai, China
2. Department of Craniomaxillofacial and Plastic Surgery, Faculty of Dentistry, Alexandria University, Egypt