1. Department of Anesthesiology Keio University School of Medicine Tokyo Japan
2. Graduate School of Infection Control Sciences Kitasato University Tokyo Japan
3. Ōmura Satoshi Memorial Institute, Kitasato University Tokyo Japan
4. Department of Cytopathology, Graduate School of Medical Sciences Kitasato University Sagamihara Japan
5. Oriental Medicine Research Center Kitasato University Tokyo Japan
6. Department of Oriental Medicine Research, Research and Development Center for Medical Education Kitasato University School of Medicine Sagamihara Japan