1. Department of Oral and Maxillofacial Surgery, the First Affiliated Hospital, Zhejiang University School of Medicine, Hangzhou, People’s Republic of China
2. Department of Stomatology, Fourth Affiliated Hospital Zhejiang University School of Medicine, Hangzhou, People’s Republic of China
3. 6D Dental Tech Co., Ltd., Hangzhou, People’s Republic of China
4. Faculty of Dentistry, Discipline of Oral Maxillofacial Surgery, National University Centre for Oral Health Singapore, Singapore, Singapore