1. Pathology Laboratory Fukuoka University Hospital Fukuoka Japan
2. Department of Pathology Faculty of Medicine Fukuoka University Fukuoka Japan
3. Department of Otolaryngology Faculty of Medicine Fukuoka University Fukuoka Japan
4. Department of Pathology Clinical Research Center National Hospital Organization Kyushu Medical Center Fukuoka Japan
5. Department of Hematology Clinical Research Center National Hospital Organization Kyushu Medical Center Fukuoka Japan
6. Division of Medical Oncology, Hematology and Infectious Disease Department of Internal Medicine Faculty of Medicine Fukuoka University Fukuoka Japan