[1] Univ Genoa, IRCCS Policlin San Martino, Allergy & Resp Dis, I-16132 Genoa, Italy
[2] Univ Genoa, Dept Internal Med DIMI, I-16132 Genoa, Italy
[3] AO Ordine Mauriziano Torino, SCDU Immunol & Allergol, Cso Re Umberto 109, I-10128 Turin, Italy
[4] Spedali Civili Brescia, Resp Med Unit, Piazzale Spedali Civili 1, I-25123 Brescia, Italy
[5] Univ Verona, Dept Med, I-37134 Verona, Italy
[6] Univ Genoa, ENT Dept, IRCCS Policlin San Martino, I-16132 Genoa, Italy
[7] Fdn Poliambulanza, Dept Unit Allergol Immunol & Pulm Dis, I-25124 Brescia, Italy
[8] ASL2, S Corona Hosp, Dept Resp Dis, I-17027 Pietra Ligure, Italy
[9] ASST Mantova, UO Allergol & Clin Immunol, I-46100 Mantua, Italy
[10] Univ Torino, Dept Clin & Biol Sci, Orbassano 10043, Italy
[11] ASL3, Hosp Ge Arenzano, Dept Rehabil Pulmonol, I-16149 Genoa, Italy
[12] Hosp Sarzana SP, Dept Pneumol, I-19125 La Spezia, Italy
[13] Hosp Imperia, Dept Pneumol, I-18100 Imperia, Italy
[14] Univ Cattolica Sacro Cuore, Dept Med & Surg Sci, Fdn Universitary Policlin A Gemelli IRCCS, I-20123 Rome, Italy
[15] Univ Pisa, Dept Surg Med & Mol Pathol & Crit Care, I-56126 Pisa, Italy
[16] Univ Milan, Dept Pathophysiol & Transplantat, I-20122 Milan, Italy
[17] Fdn IRCCS Ca Granda Osped Maggiore Policlin, Resp Unit, I-20122 Milan, Italy
[18] Fdn IRCCS Ca Granda Osped Maggiore Policlin, Adult Cyst Fibrosis Ctr, Internal Med Dept, I-20122 Milan, Italy
[19] IRCCS Human Clin & Res Hosp, Unit Personalized Med Asthma & Allergy, I-20089 Rozzano, Italy
[20] Humanitas Univ, Dept Biomed Sci, I-20072 Pieve Emanuele, Italy