1. Institute of Chinese Pharmaceutical Sciences, College of Pharmacy, China Medical University, Taichung 40402, Taiwan
2. Department of Nursing, Hungkuang University, Taichung 433, Taiwan
3. Applied Gerontology, Department of Human Ecology, ToKo University, Chia-Yi 610, Taiwan
4. Chinese Crude Drug Pharmacy, China Medical University Hospital, China Medical University, Taichung 40402, Taiwan