1 Department of Thoracic Surgery, "Attikon" University Hospital, School of Medicine, National & Kapodistrian University of Athens, Athens, Greece.
2 2nd Department of Radiology, "Attikon" University Hospital, School of Medicine, National & Kapodistrian University of Athens, Athens, Greece.
3 2nd Pulmonary Medicine Department, "Attikon" University Hospital, School of Medicine, National & Kapodistrian University of Athens, Athens, Greece.
4 Hematology-Oncology Unit, 4th Department of Internal Medicine, "Attikon" University Hospital, National and Kapodistrian University of Athens, Athens, Greece.