1 Department of Anesthesiology and Intensive Care Medicine, Karadeniz Technical University School of Medicine, 61000 Trabzon, Turkey.
2 Department of Anesthesiology and Intensive Care Medicine, Giresun University School of Medicine, Nizamiye Yerleskesi, Orhan Yilmaz Cad. Mumcular Sok. No. 1, 28200 Giresun, Turkey.