Affiliation: | a Department of Anesthesiology and Reanimation, Faculty of Medicine, Zonguldak Bülent Ecevit University, Zonguldak, Turkey;b Department of Anesthesiology and Reanimation, Çaycuma State Hospital, Zonguldak, Turkey;c Department of General Surgery, Faculty of Medicine, Zonguldak Bülent Ecevit University, Zonguldak, Turkey. |