1. Harun Arslan:
Department of Radiology, Van Ipekyolu State Hospital, Van, Turkey
2. Cengiz Aydogan:
Department of Radiology, Van Ipekyolu State Hospital, Van, Turkey
3. Cihan Örcen:
Department of Pulmoner Diseases, Van Ipekyolu State Hospital, Van, Turkey
4. Edip Gönüllü:
Department of Anesthesiology, Van Region Training and Research Hospital, Van, Turkey