1. ENT Department, Hospital Cuf Infante Santo – NOVA Medical School, Lisbon, Portugal;
2. Immunology, Chronic Diseases Research Center (CEDOC), NOVA Medical School, Faculty of Medical Sciences, NOVA Medical School, Lisbon, Portugal;
3. Comprehensive Health Research Centre (CHRC), Nova Medical School, Nova University of Lisbon, Lisbon, Portugal;
4. ENT Department, Hospital Pedro Hispano, Matosinhos, Portugal;
5. Department of Otorhinolaryngology, Head and Neck Surgery, Charité Universitätsmedizin Berlin, corporate member of Freie Universität Berlin, Humboldt-Universität zu Berlin, and Berlin Institute of Health, Berlin, Germany;
6. Departamento de Ciências Biomédicas, Escola Superior de saúde do Instituto Politécnico de Setúbal, Setubal, Portugal;
7. Faculty of Sciences, BioISI – Biosystems and Integrative Sciences Institute, University of Lisboa, Lisboa, Portugal;
8. Hearing Sciences, Division of Clinical Neuroscience, School of Medicine, University of Nottingham, Nottingham, UK;
9. Luz Saúde, Hospital da Luz, Immunoalergy Department, Lisbon, Portugal;
10. Comprehensive Health Research Centre (CHRC), Nova Medical School, Nova University of Lisbon, Lisbon, Portugal