1. Institute of Biotechnology and Pharmaceutical Research, National Health Research Institutes, Miaoli, Taiwan
2. Research Center for Emerging Viral Infections, Chang Gung University, Taoyuan, Taiwan
3. Division of Infectious Diseases, Department of Pediatrics, Linkou Chang Gung Memorial Hospital, Taoyuan, Taiwan
4. Department of Animal Technology Laboratories, Agricultural Technology Research Institute (ATRI), Miaoli, Taiwan
5. National Institute of Infectious Diseases and Vaccinology, National Health Research Institutes, Miaoli, Taiwan
6. Department of Laboratory Medicine, Linkou Chang Gung Memorial Hospital, Taoyuan, Taiwan
7. Department of Biological Science and Technology, National Chiao Tung University, Hsinchu, Taiwan