1. College of Nursing, National Yang Ming Chiao Tung University, Taipei, Taiwan
2. Department of Nursing, National Cheng Kung University Hospital, College of Medicine, National Cheng Kung University, Tainan, Taiwan
3. Department of Nursing, College of Medicine, National Cheng Kung University, Tainan, Taiwan
4. Department of Physical Therapy and Assistive Technology, National Yang Ming Chiao Tung University Taipei, Taiwan
5. Department of Internal Medicine, National Cheng Kung University Hospital, College of Medicine, National Cheng Kung University, Tainan, Taiwan
6. Department of Geriatrics and Gerontology, National Cheng Kung University Hospital, College of Medicine, National Cheng Kung University, Tainan, Taiwan
7. School of Medicine, College of Medicine, National Sun Yat-sen University, Kaohsiung, Taiwan
8. Department of Nursing, Hualien Tzu Chi Hospital, Hualien, Taiwan