1. Department of Periodontology Graduate School of Medical and Dental Sciences Tokyo Medical and Dental University (TMDU) Tokyo Japan
2. Division of Metabolism and Endocrinology Facility of Medicine Saga University Saga Japan
3. Liver Center Saga University Hospital Saga University Saga Japan
4. Department of Radiology Eguchi Hospital Saga Japan
5. Department of Biology College of Liberal Arts and Sciences Tokyo Medical and Dental University (TMDU) Tokyo Japan
6. Department of Epigenetics Medical Research Institute Tokyo Medical and Dental University (TMDU) Tokyo Japan
7. Division of Molecular Genetics Research Center for Medical Science The Jikei University School of Medicine Tokyo Japan
8. Dysphagia Rehabilitation Department of Gerontology and Gerodontology Graduate School of Medical and Dental Sciences Tokyo Medical and Dental University (TMDU) Tokyo Japan