1. Department of Translational Medical Sciences, University of Campania “L. Vanvitelli”, 80131 Naples, Italy
2. U.O.C. Pneumology Clinic “L. Vanvitelli”, A.O. dei Colli, Ospedale Monaldi, 80131 Naples, Italy
3. Cardiovascular Disease Unit, IRCCS Ospedale Policlinico San Martino, 16132 Genoa, Italy
4. Department of Internal Medicine, University of Genova, 16132 Genoa, Italy
5. G. Monasterio Tuscany Foundation, 56124 Pisa, Italy
6. Department of Internal Medicine, Cardiology and Pneumology, Istituto Figlie di S. Camillo, 26100 Cremona, Italy
7. Cardiology 1, A. De Gasperis Cardicocenter, ASST Niguarda Hospital, 20162 Milan, Italy
8. Division of Cardiology and Cardiac Rehabilitation, Scientific Clinical Institutes Maugeri, IRCCS Institute of Bari, 70124 Bari, Italy
9. Internal Medicine and Geriatrics, Istituto di Ricovero e Cura a Carattere Scientifico-Istituto Nazionale di Ricovero e Cura per Anziani (IRCCS INRCA), 60126 Ancona, Italy
10. Department of Clinical and Molecular Sciences, Università Politecnica delle Marche, 60020 Ancona, Italy
11. Respiratory Unit and Cystic Fibrosis Adult Center, Fondazione IRCCS Ca’ Granda Ospedale Maggiore Policlinico, 20122 Milan, Italy
12. Internal Medicine Department, Metropolitan Hospital Niguarda, 20162 Milan, Italy
13. Department of Clinical and Experimental Medicine, Policlinic “Gaetano Martino”, University of Messina, 98100 Messina, Italy