1. School of Gerontology Health Management; College of Nursing; Taipei Medical University; Taipei Taiwan
2. Department of Gerontological Care and Management; Chang Gung University of Science and Technology; Taoyuan Taiwan
3. School of Public Health and Institute of Gerontology; University of Michigan; Ann Arbor Michigan USA
4. Division of Neurology; Far Eastern Memorial Hospital; Taipei Taiwan
5. Dementia Center; Department of Neurology; Chang Gung University and Memorial Hospital; Taoyuan Taiwan
6. School of Nursing; College of Medicine; Chang Gung University; Taoyuan Taiwan
7. Traumatological Division; Department of Orthopedics; Chang Gung Memorial Hospital; Taoyuan Taiwan