Institution: | 1. Tochigi Prefectural Institute of Public Health and Environmental Science, , Tochigi, 329‐1196;2. Pathogen Genomics Center, National Institute of Infectious Diseases, , Tokyo, 208‐0011;3. Gunma Prefectural Institute of Public Health and Environmental Sciences, , Gunma, 371‐0052;4. Faculty of Home Economics, Department of Food and Nutrition, Tokyo Kasei University, , Tokyo, 173‐0003;5. Infectious Disease Surveillance Center, National Institute of Infectious Diseases, , Tokyo, 208‐0011;6. Department of Virology II, National Institute of Infectious Diseases, , Tokyo, 208‐0011 Japan |