1. School of Nursing; Chung Shan Medical University; Taichung Taiwan
2. Department of Nursing; Chung Shan Medical University Hospital; Taichung Taiwan
3. Institute of Clinical and Community Health Nursing; National Yang-Ming University; Taipei Taiwan
4. Institute of Health and Welfare Policy; National Yang-Ming University; Taipei Taiwan
5. Neurological Institute; Taipei Veterans General Hospital; Taiwan
6. Department of Psychology; Soo-Chow University; Taipei Taiwan
7. School of Medicine; National Yang-Ming University; Taipei Taiwan