| Affiliation: | 1. First Department of Medicine, Hokkaido University School of Medicine, Sapporo, Japan;2. First Department of Medicine, Hokkaido University Hospital, Sapporo, Japan;3. Department of Allergy, Hospital La Paz Institute for Health Research (IdiPAZ), Madrid, Spain;4. Spanish Network of Centers for Biomedical Research on Respiratory Diseases (CIBERES), Madrid, Spain;5. Department of Immunology, IIS‐Fundación Jiménez Díaz, Madrid, Spain;6. Department of Pneumology, Hospital La Paz Institute for Health Research (IdiPAZ), Madrid, Spain |
