1. Regional Referral Centre for Rare Lung Disease, A.O.U. Policlinico G.Rodolico-San Marco, University of Catania, and Artroreuma srl, Outpatient Clinic of Rheumatology, Mascalucia, Catania, Italy. dottorsambataro@gmail.com
2. Artroreuma srl, Outpatient Clinic of Rheumatology, Mascalucia, Catania, and Department of Clinical and Experimental Medicine, Internal Medicine Unit, Division of Rheumatology, Cannizzaro Hospital, University of Catania, Italy.
3. Regional Referral Centre for Rare Lung Disease, A.O.U. Policlinico G.Rodolico-San Marco, University of Catania, Italy.
4. Department of Internal Medicine and Therapeutics, U.O.S. Transplant Center, Fondazione IRCCS Policlinico San Matteo, University of Pavia, Italy.
5. Department of Clinical and Experimental Medicine, Internal Medicine Unit, Division of Rheumatology, Cannizzaro Hospital, University of Catania, Italy.
6. U.O.C. Reumatologia, A.O. San Camillo-Forlanini, Roma, Italy.
7. Respiratory Diseases Unit, San Gerardo Hospital, Monza University of Milano-Bicocca, Italy.
8. Rheumatology Unit, Azienda Policlinico di Modena, University of Modena and Reggio Emilia, Modena, Italy.
9. Respiratory Disease Unit, Azienda Policlinico di Modena, University of Modena and Reggio Emilia, Modena, Italy.
10. Department of Medical-Surgical Sciences and Advanced Technologies G.F. Ingrassia, Radiology I Unit, University Hospital Policlinico G. Rodolico-San Marco, Catania, Italy.
11. Department of Internal Medicine and Therapeutics, Division of Rheumatology, Fondazione IRCCS Policlinico San Matteo, University of Pavia, Italy.
12. Regional Referral Centre for Rare Lung Disease, A.O.U. Policlinico G. Rodolico-San Marco, University of Catania, Italy.