| Affiliation: | 2. Department of Otolaryngology, Catholic University of Daegu, School of Medicine, Daegu, Republic of Korea;1. Department of Pediatrics, Division of Allergy, Immunology, Rheumatology, and Infectious Diseases, School of Medicine, University of North Carolina, Chapel Hill, NC;2. Department of Medicine, Division of Allergy, Immunology, Pulmonary, Critical Care, and Sleep Medicine, University of Wisconsin, Madison, Wis;1. The Ohio State University, Wexner Medical Center, Columbus, Ohio;2. Section of Infectious Diseases and Immunology, Department of Pediatrics, Nationwide Children''s Hospital, Columbus, Ohio;3. The Center for Biostatistics, The Ohio State University, Columbus, Ohio;1. Center for Environmental and Respiratory Health Research, Oulu, Finland;2. Respiratory Medicine Unit, Institute of Clinical Medicine, Oulu, Finland;3. Public Health, Institute of Health Sciences, University of Oulu, Oulu, Finland;4. Medical Research Center Oulu, Oulu, Finland;5. Respiratory Medicine Unit, Oulu University Hospital, Oulu, Finland;6. Faculty of Public Health, Thammasat University, Pathum Thani, Thailand |
