1. Pulmonology Unit, Department of Medical Surgical and Health Sciences, University Hospital of Cattinara, University of Trieste, 34149 Trieste, Italy
2. Graduate School, University of Milan, 20149 Milano, Italy
3. Division of Musculoskeletal and Dermatological Sciences, Faculty of Biology, Medicine and Health, The University of Manchester & Salford Royal NHS Foundation Trust, Manchester M6 8HD, UK
4. Department of Translational Medicine, Università del Piemonte Orientale (UPO), 28100 Novara, Italy
5. Center for Autoimmune and Allergic Disease (CAAD), Università del Piemonte Orientale (UPO), 28100 Novara, Italy
6. Azienda Ospedaliero–Universitaria, Maggiore della Carità, 28100 Novara, Italy