1. Department of Clinical and Biological Sciences; University of Torino; Torino Italy
2. IRCCS-AOU San Martino; Genova Italy
3. Laboratorio di Citoimmunopatologia dell'Apparato Cardio Respiratorio; Fondazione Salvatore Maugeri; IRCCS; Veruno Novara Italy
4. Division of Respiratory Disease; San Luigi Hospital; Orbassano Italy
5. Division of Ear, Nose and Throat; Department of Clinical and Biological Sciences; University of Torino; Torino Italy
6. Department of Internal Medicine; University of Brescia; Brescia Italy
7. Department of Pharmacology and Pathophysiology; Utrecht Institute for Pharmaceutical Sciences; University of Utrecht; Utrecht The Netherlands
8. Istituto di Biomedicina e Immunologia Molecolare; CNR; Palermo Italy
9. Allergologia ed Immunologia Clinica; Ospedale Ordine Mauriziano ‘Umberto I’; University of Torino; Torino Italy