1. Medical Faculty, Department of Anesthesiology and Reanimation, Recep Tayyip Erdogan University, Rize, Turkey
2. Medical Faculty, Department of Neurosurgery, Recep Tayyip Erdogan University, Rize, Turkey
3. Medical Faculty, Department of Medical Nursing, Recep Tayyip Erdoğan University, Rize, Turkey
4. Educational Faculty, Department of Physical Science, Muğla Sıtkı Koçman University, Mugla, Turkey
5. Medical Faculty, Department of Neurosurgery, Karadeniz Technical University, Trabzon, Turkey
6. Medical Faculty, Department of Internal Medicine, Division of Hematology, Erciyes University, Kayseri, Turkey