1. Department of Health Management Center National Cheng Kung University Hospital College of Medicine National Cheng Kung University Tainan Taiwan
2. Department of Family Medicine National Cheng Kung University Hospital College of Medicine National Cheng Kung University Tainan Taiwan
3. Department of Family Medicine College of Medicine National Cheng Kung University Tainan Taiwan
4. Department of Geriatrics and Gerontology National Cheng Kung University Hospital College of Medicine National Cheng Kung University Tainan Taiwan
5. Department of Family Medicine National Cheng Kung University Hospital Dou-Liou Branch College of Medicine National Cheng Kung University Yunlin Taiwan
6. Department of Family Medicine Ditmanson Medical Foundation Chia-yi Christian Hospital Chiayi Taiwan