1. Department of Pathology, Taichung Armed Forces General Hospital, National Defense Medical Center, Taichung 411228, Taiwan
2. Department of Health Services Administration, College of Public Health, China Medical University, Taichung 406040, Taiwan
3. Department of Healthcare Administration, Asia University, No. 500 Lioufeng Road, Wufeng, Taichung 413305, Taiwan
4. Department of Medical Research, China Medical University Hospital, Taichung 404327, Taiwan