1. Department of Radiology, Bülent Ecevit University, Faculty of Medicine, Zonguldak, Turkey
2. Department of Radiology, Ankara University, School of Medicine, Ankara, Turkey
3. Department of Radiology, Bülent Ecevit University, School of Medicine, Zonguldak, Turkey
4. Department of Anesthesiology and Reanimation, Zonguldak State Hospital, Zonguldak, Turkey