1 Department of Pulmonology, Haematology and Oncology, Division of Pneumology and Allergology, High Speciality "A.Cardarelli" Hospital, Naples, Italy. gennaro.liccardi@tin.it.
2 Department of Systems Medicine, Postgraduate School of Respiratory Medicine, University of Rome Tor Vergata, Rome, Italy. gennaro.liccardi@tin.it.
3 Department of Pulmonology, Haematology and Oncology, Division of Pneumology and Allergology, High Speciality "A.Cardarelli" Hospital, Naples, Italy.
4 Department of Systems Medicine, Postgraduate School of Respiratory Medicine, University of Rome Tor Vergata, Rome, Italy.
5 Unit of Respiratory Clinical Pharmacology Department of Systems Medicine, University of Rome "Tor Vergata", Rome, Italy.