1. Department of Respiratory Medicine and Clinical Immunology, Osaka University Graduate School of Medicine, Osaka, Japan
2. Department of Otorhinolaryngology-Head and Neck Surgery, Osaka University Graduate School of Medicine, Osaka, Japan
3. Department of Pathology, Osaka University Graduate School of Medicine, Osaka, Japan
4. Department of Immunopathology, WPI, Immunology Frontier Research Center (iFReC) Osaka University, Osaka, Japan
5. Integrated Frontier Research for Medical Science Division, Institute for Open and Transdisciplinary Research Initiatives (OTRI) Osaka University, Osaka, Japan
6. Center for Infectious Disease for Education and Research (CiDER), Osaka University, Osaka, Japan