1. Institute of Microbiology and Immunology, School of Life Science, National Yang Ming Chiao Tung University, Taipei, Taiwan
2. Department of Laboratory Medicine, Linkou Chang Gung Memorial Hospital, Taoyuan, Taiwan
3. Department of Medical Biotechnology and Laboratory Science, Chang Gung University, Taoyuan, Taiwan
4. Department of Medicine, College of Medicine, Chang Gung University, Taoyuan, Taiwan