Affiliation: | 1. Department of Clinical and Experimental Respiratory Immunoallergy, August Pi i Sunyer Biomedical Research Institute, University of Barcelona, Barcelona, Spain;2. Centers for Biomedical Research Network in Respiratory Diseases, Barcelona, Spain;3. Pneumology & Allergy Department, Hospital Clinic of Barcelona, University of Barcelona, Barcelona, Spain;4. Rhinology Unit & Smell Clinic, ENT Department, Hospital Clinic of Barcelona, University of Barcelona, Barcelona, Spain |