1. Department of Human Pathology Field of Oncology Kagoshima Japan
2. Department of Hematology and immunology Kagoshima University Graduate School of Medical and Dental Sciences Kagoshima Japan
3. Department of Pathology National Institute of Infection Disease Tokyo Japan
4. Department of Emergency and Intensive Care Medicine Kagoshima University Graduate School of Medical and Dental Sciences Kagoshima Japan
5. Department of Virology 1 National Institute of Infection Disease Tokyo Japan