Seda Tural Önür1, Levent Dalar2, Sinem Nedime Sökücü1. 1. Yedikule Chest Diseases and Thoracic Surgery, Teaching and Research Hospital, İstanbul, Turquía. 2. Department of Pulmonary Medicine, School of Medicine, İstanbul Bilim University, İstanbul, Turquía. Electronic address: leventdalar@gmail.com.