1. Department of Anesthesiology and Reanimation, Kecioren Training and Research Hospital, Ankara, Turkey.
2. Department of Anesthesiology and Reanimation, Gulhane Military Medical Academy, Ankara, Turkey.
3. Department of Medical Biochemistry, Gulhane Military Medical Academy, Ankara, Turkey.
4. Department of Biochemistry, Turkish Armed Forces, Health Services Command, Etimesgut, Ankara, Turkey.