1. Pulmonology Unit, Department of Medical Specialties, Nuovo Ospedale Apuano, Massa, Italy
2. UOSD Allergologia e Immunologia Clinica, Dipartimento Scienze Mediche e Chirurgiche, Fondazione Policlinico Universitario A. Gemelli IRCCS, Roma, Italy
3. Department of Surgery, Medicine, Molecular Biology and Critical Care, University of Pisa, Pisa, Italy
4. Respiratory Clinic, Department of Internal Medicine, University of Genoa, Genoa, Italy
5. Clinica delle Malattie Respiratorie ed Allergologia, IRCCS Policlinico San Martino, Genova, Italy
6. Dipartimento di Medicina Interna (DIMI), Università degli Studi di Genova, Genova, Italy
7. Unit of Allergy and Clinical Immunology, Department of Medical Sciences and Public Health, University of Cagliari, Cagliari, Italy
8. Departmental Unit of Allergology & Respiratory Diseases, Fondazione Poliambulanza, Brescia, Italy
9. Department of Internal and Respiratory Medicine, Division of Allergy and Clinical Immunology, “Santa Maria della Speranza” Hospital, Salerno, Italy
10. Medicina e Chirurgia Traslazionale, Università Cattolica del Sacro Cuore, Rome, Italy
11. Division of Allergy and Clinical Immunology, Department of Medicine, University of Salerno, Fisciano, Italy
12. Department of Biomedical Sciences, Humanitas University, Milan, Italy
13. Personalized Medicine, Asthma and Allergy, Humanitas Clinical and Research Center, IRCCS, Rozzano, Italy
14. Department of Clinical and Experimental Sciences, Spedali Civili di Brescia, University of Brescia, Brescia, Italy
15. Department of Medicine and Surgery, University of Parma, Parma, Italy
16. Asthma Center and Allergy Unit, University of Verona and General Hospital, Verona, Italy
17. Internal Medicine Department, Respiratory Unit and Cystic Fibrosis Center, Fondazione IRCCS Cà Granda Ospedale Maggiore Policlinico di Milano, Milan, Italy
18. Department of Pathophysiology and Transplantation, Università degli Studi di Milano, Milan, Italy