1. Department of Medical Surgical Sciences and Advanced Technologies “GF Ingrassia” University of Catania – UOSD IPTRA, University Hospital Policlinico G. Rodolico‐San Marco Catania Italy
2. Department of Medical Surgical Sciences and Advanced Technologies “GF Ingrassia” University of Catania – UOC Radiologia 1, University Hospital Policlinico G. Rodolico‐San Marco Catania Italy
3. Internal Medicine Unit, Department of Clinical and Experimental Medicine, Division of Rheumatology Cannizzaro Hospital, University of Catania Catania Italy
4. Regional Referral Centre for Rare Lung Disease, University Hospital “Policlinico G. Rodolico‐San Marco,” Department of Clinical and Experimental Medicine University of Catania Catania Italy