1 Division of Pediatric Infectious Diseases, China Medical University Children's Hospital, China Medical University, Taichung, 40447, Taiwan.
2 Division of Pediatric Infectious Diseases, China Medical University Children's Hospital, China Medical University, Taichung, 40447, Taiwan; College of Medicine, China Medical University, Taichung, Taiwan.
3 Center for Diagnostics and Vaccine Development, Centers for Disease Control, Taipei, Taiwan.
4 Division of Pediatric Neurology, China Medical University Children's Hospital, China Medical University, Taichung, 40447, Taiwan; Graduate Institute of Integrated Medicine, College of Chinese Medicine, China Medical University, Taichung, Taiwan.
5 Division of Pediatric Infectious Diseases, China Medical University Children's Hospital, China Medical University, Taichung, 40447, Taiwan; College of Medicine, China Medical University, Taichung, Taiwan. Electronic address: kapihw@gmail.com.