1. Department of Respiratory Medicine, Kyorin University School of Medicine, Tokyo, Japan
2. Department of Hematology and Oncology, Japan Red Cross Musashino Hospital, Tokyo, Japan
3. Department of Pathology, Gunma Prefectural Cancer Center, Gunma, Japan
4. Gunma Prefectural Institute of Public Health and Environmental Sciences, Gunma, Japan
5. Department of Psychiatry, Jiundo Naika Hospital, Tokyo, Japan
6. National Institute of Infectious Diseases, Tokyo, Japan
7. Department of Dermatology, Kyorin University School of Medicine, Tokyo, Japan