1. Graduate Institute of Chinese Medicine, China Medical University, Taichung 40402, Taiwan
2. Department of Chinese Medicine, Dalin Tzu Chi Hospital, Buddhist Tzu Chi Medical Foundation, Dalin, Chiayi 62247, Taiwan
3. Department of Information Management, Nanhua University, Dalin, Chiayi 62249, Taiwan
4. Graduate Institute of Long-term Care, Tzu Chi University of Science and Technology, Hualien 97005, Taiwan
5. Dalla Lana School of Public Health, University of Toronto, Toronto, Ontario M5T 3M7, Canada
6. Institute of Computer Science and Information Engineering, National Chung Cheng University, Minxiong, Chiayi 621, Taiwan
7. School of Post-Baccalaureate Chinese Medicine, Tzu Chi University, Hualien 97004, Taiwan