1. Department of Internal Medicine, Chung Shan Medical University Hospital, School of Medicine
2. Institute of Biochemistry and Biotechnology
3. Division of Basic Medical Science, Hungkuang University, Number 34, Chung Chie Road, Shalu County, Taichung Hsien 433, Taiwan
4. Department of Laboratory, Cishan Hospital, Department of Health, Number 60, Chung-Hsueh Road, Cishan Chen, Kaohsiung County 842, Taiwan