1. Department of Medicine, National Taiwan University Hospital Chu-Tung Branch, Hsin-Chu, Taiwan.
2. Department of Medical Laboratory Science and Biotechnology, Yuanpei University, Hsin-Chu, Taiwan.
3. Department of Laboratory Medicine, National Taiwan University Hospital Chu-Tung Branch, Hsin-Chu, Taiwan.
4. Department of Laboratory Medicine, Taipei Hospital, Ministry of Health and Welfare, New Taipei, Taiwan.
5. Department of Internal Medicine, National Taiwan University Hospital Hsin-Chu Branch, Hsin-Chu, Taiwan.