1. Department of Oral Pathology; Graduate School of Medical and Dental Sciences; Tokyo Medical and Dental University; Tokyo Japan
2. Department of Maxillofacial Surgery; Graduate School of Medical and Dental Sciences; Tokyo Medical and Dental University; Tokyo Japan
3. Department of Oral Surgery; Graduate School of Medical and Dental Sciences; Tokyo Medical and Dental University; Tokyo Japan
4. Department of Molecular Genetics; Medical Research Institute; Tokyo Medical and Dental University; Tokyo Japan
5. Department of Diagnostic Oral Pathology; Graduate School of Medical and Dental Sciences; Tokyo Medical and Dental University; Tokyo Japan
6. Oral Health Science Center; Tokyo Dental College; Tokyo Japan