1 Department of Pulmonary Medicine, Istanbul Bilim University Faculty of Medicine; Sisli Florence Nightingale Hospital, Abidei Hurriyet cad No. 164, Istanbul, Turkey 34300. Electronic address: leventdalar@gmail.com.
2 Department of Pulmonary and Critical Care Medicine, Karadeniz Technical University Faculty of Medicine, Department of Pulmonary and Critical Care Medicine, Trabzon, Turkey.
3 Interventional Pulmonology Unit, Yedikule Thoracic Diseases and Thoracic Surgery Hospital, Istanbul, Turkey.