1 Respiratory Pathophysiology Division, Department of Cardiologic, Thoracic and Vascular Sciences, University of Padova, Padova, Italy. Electronic address: andrea.vianello@aopd.veneto.it.
2 Respiratory Pathophysiology Division, Department of Cardiologic, Thoracic and Vascular Sciences, University of Padova, Padova, Italy.
3 Radiology Institute, Department of Medicine - DIMED, University of Padova, Padova, Italy.