1. Department of Anesthesiology and Reanimation, Zonguldak Atatürk State Hospital, Zonguldak, Turkey
2. Department of Anesthesiology and Reanimation, Bursa Yüksek Ihtisas Training and Education Hospital, Health Sciences University, Bursa, Turkey
3. Department of Anaesthesiology and Reanimation, Zonguldak Bülent Ecevit University Medicine Faculty, Zonguldak, Turkey