1. Department of Radiology, Etimesgut Şehit Sait Ertürk State Hospital, Ankara, Turkey
2. Department of Chest Diseases, Etimesgut Şehit Sait Ertürk State Hospital, Ankara, Turkey
3. Department of Anesthesiology & Reanimation, Etimesgut Şehit Sait Ertürk State Hospital, Ankara, Turkey