1. Department of General Medicine Nagasaki University Hospital Nagasaki Japan
2. Department of Cardiovascular Disease Prevention Osaka Center for Cancer and Cardiovascular Diseases Prevention Osaka Japan
3. Leading Medical Research Core Unit Nagasaki University Graduate School of Biomedical Sciences Nagasaki Japan
4. Department of Oral Health Nagasaki University Graduate School of Biomedical Sciences Nagasaki Japan
5. Department of Islands and Community Medicine Nagasaki University Graduate School of Biomedical Sciences Nagasaki Japan
6. Nagasaki University Health Center Nagasaki Japan
7. Department of Community Medicine Nagasaki University Graduate School of Biomedical Sciences Nagasaki Japan