1. AIDS Clinical Center, National Center for Global Health and Medicine, Tokyo, Japan
2. Department of Parasitology, National Institutes of Infectious Diseases, Tokyo, Japan
3. Department of Hematology, Hokkaido University Hospital, Hokkaido, Japan
4. Division of Laboratory Diagnosis, Kumamoto University Hospital, Kumamoto, Japan
5. Joint Research Center for Human Retrovirus Infection, Kumamoto University, Kumamoto, Japan
6. Division of Laboratory and Transfusion Medicine, Hokkaido University Hospital, Hokkaido, Japan
7. Department of Infectious Diseases, Tokyo Metropolitan Cancer and Infectious Diseases Center Komagome Hospital, Tokyo, Japan
8. Research Hospital Division of Infectious Diseases and Applied Immunology, The Institute of Medical Science, The University of Tokyo, Tokyo, Japan
9. Department of Hematology, Rheumatology, and Infectious Diseases, Kumamoto University, Kumamoto, Japan
10. Laboratory Testing Department, National Center for Global Health and Medicine, Tokyo, Japan
11. Department of Clinical Laboratory, Tokyo Metropolitan Cancer and Infectious Diseases Center Komagome Hospital, Tokyo, Japan
12. Research Hospital Division of Laboratory Diagnosis, The Institute of Medical Science, The University of Tokyo, Tokyo, Japan