1. Department of Neurosurgery, School of Medicine, Gaziantep University, Gaziantep, Turkey
2. Department of Neurosurgery, Kafkas University School of Medicine, Kars, Turkey
3. Department of Anesthesiology and Reanimation, School of Medicine, Gaziantep University, Gaziantep, Turkey
4. Department of Emergency Medicine, EBN School of Medicine, Zirve University, Gaziantep, Turkey