1 Department of Biomedical Sciences, Humanitas University, Milan 20072, Italy; IRCCS Humanitas Research Hospital, Respiratory Unit, Milan, Italy.
2 Respiratory Disease Unit, Department of Cardiac, Thoracic, Vascular Sciences and Public Health; University of Padua, Padua, Italy.
3 Division of Pulmonary, Critical Care and Sleep Medicine, University of California Davis, Sacramento, CA, USA.
4 Department of Medicine, University of British Columbia and Centre for Heart Lung Innovation, St Paul's Hospital, Vancouver, BC, Canada.
5 Respiratory Unit and Cystic Fibrosis Adult Center, Fondazione IRCCS Ca' Granda Ospedale Maggiore Policlinico, Milan, Italy; Department of Pathophysiology and Transplantation, Università degli Studi di Milano, Milan, Italy.
6 Department of Medical and Surgical Sciences, Università di Foggia, Institute of Respiratory Disease, Foggia, Italy.
7 Unit of Radiological Science, Department of Medicine and Surgery, University of Parma, Parma, Italy.
8 Fondazione Policlinico A Gemelli IRCCS, Università Cattolica del Sacro Cuore, Rome, Italy.
9 Department of Biomedical Sciences, Humanitas University, Milan 20072, Italy; IRCCS Humanitas Research Hospital, Respiratory Unit, Milan, Italy. Electronic address: stefano.aliberti@hunimed.eu.