1. Department of Infectious Diseases, Graduate School of Medical and Dental Sciences, Tokyo Medical and Dental University (TMDU), Japan
2. Division of Infection Prevention and Control, Tokyo Medical and Dental University Hospital, Japan
3. Department of High-risk Infectious Disease Control, Graduate School of Medical and Dental Sciences, Tokyo Medical and Dental University (TMDU), Japan
4. Department of Molecular Microbiology and Immunology, Graduate School of Medical and Dental Sciences, Tokyo Medical and Dental University (TMDU), Japan
5. Research Core, Institute of Research, Tokyo Medical and Dental University (TMDU), Japan