1. Department of Health Services Administration, China Medical University, Taichung 406040, Taiwan
2. Department of Health Policy and Management, Chung Shan Medical University, Taichung 40201, Taiwan
3. School of Medicine, Chung Shan Medical University, Taichung 40201, Taiwan
4. Department of Pharmacology, Chung Shan Medical University, Taichung 40201, Taiwan
5. Department of Pharmacy, Chung Shan Medical University Hospital, Taichung 40201, Taiwan