1 Unit of Respiratory Pathophysiology and Thoracic Endoscopy, Chair of Geriatrics, Campus Bio Medico University and Teaching Hospital, Rome, Italy. Electronic address: s.scarlata@unicampus.it.
2 Unit of Respiratory Pathophysiology and Thoracic Endoscopy, Chair of Geriatrics, Campus Bio Medico University and Teaching Hospital, Rome, Italy.
3 Unit of Thoracic Endoscopy, San-Camillo Forlanini Hospital, Rome, Italy.