1. UIC Brodie Laboratory for Craniofacial Genetics, 801 South Paulina, Chicago, IL 60612, USA
2. Department of Implantology, Stomatological Hospital, Jilin University, Changchun, Jilin 130021, China
3. Department of Endodontics, School of Dentistry, Harbin Medical University, Harbin, China
4. Department of Oral and Maxillofacial Surgery, UIC College of Dentistry, Chicago, IL, USA
5. The First Hospital of Jilin University, Jilin, China