1. Department of Family Medicine, Taichung Tzu Chi Hospital, Buddhist Tzu Chi Medical Foundation, Taichung, Taiwan
2. Department of Food Science and Biotechnology, National Chung Hsing University, Taichung, Taiwan
3. Taichung Tzu Chi Nursing Home, Taichung, Taiwan
4. St. Martin De Porres Hospital, Chiayi City, Taiwan
5. Department of Internal Medicine, Taichung Tzu Chi Hospital, Buddhist Tzu Chi Medical Foundation, Taichung, Taiwan