| Affiliation: | 1. Mental Health Promotion Project, Tokyo Metropolitan Institute of Medical Science, Tokyo, Japan;2. Department of Psychiatry, Tokyo Metropolitan Geriatric Hospital, Tokyo, Japan;3. Niigata University Graduate School of Medical and Dental sciences, Niigata, Japan;4. Department of Cardiology, Tokyo Metropolitan Tama Medical Center, Tokyo, Japan;1. Department of Dentistry, National Yang-Ming University, Taipei 112, Taiwan;2. Dental Department, Cheng Hsin General Hospital, Taipei 112, Taiwan;3. Institute of Oral Biology, National Yang-Ming University, Taipei 112, Taiwan;4. Department of Bioinformatics and Medical Engineering, Asia University, Taichung 413, Taiwan;5. Graduate Institute of Basic Medical Science, China Medical University, Taichung 404, Taiwan;6. Department of Medical Research, China Medical University Hospital, Taichung 407, Taiwan;7. Department of Stomatology, Taipei Veterans General Hospital, Taipei 112, Taiwan |
