1. Aging and Health Research Center National Yang Ming University Taipei Taiwan
2. Department of Family Medicine Taipei Veterans General Hospital Yuanshan Branch Yilan County Taiwan
3. Center for Geriatrics and Gerontology Taipei Veterans General Hospital Taipei Taiwan
4. Center of Health and Aging Hualien Tzu Chi Hospital Buddhist Tzu Chi Medical Foundation Hualien County Taiwan
5. Department of Psychological Medicine Taipei Veterans General Hospital Su‐Ao and Yuanshan Branch Yilan County Taiwan
6. Center for Gerontology and Social Science National Center for Geriatrics and Gerontology Obu Japan
7. President Office National Center for Geriatrics and Gerontology Obu Japan