1. Department of Neurosurgery, Sanliurfa Training and Research Hospital, Sanliurfa, Turkey
2. Department of Neurosurgery, Faculty of Medicine, Kirikkale University, Kirikkale, Turkey
3. Laboratory and Veterinary Science, Eskil Vocational High School, Aksaray University, Aksaray, Turkey
4. Health Science High School, Kirikkale University, Kirikkale, Turkey
5. Department of Biochemistry, Faculty of Medicine, Kirikkale University, Kirikkale, Turkey