1. Department of Anesthesiology and Resuscitation, West Kazakhstan Marat Ospanov Medical University, Aktobe, Kazakhstan
2. Neurology Department, West Kazakhstan Marat Ospanov Medical University, Aktobe, Kazakhstan
3. Department of Neurology, a Course in Psychiatry and Narcology Department, West Kazakhstan Marat Ospanov Medical University, Aktobe, Kazakhstan
4. Urology Department, West Kazakhstan Marat Ospanov Medical University, Aktobe, Kazakhstan
5. Neurosurgery Intensive Care Unit Neurosurgery Department, Organ Procurement Program of the Hospital of Lithuanian University of Health Sciences Kaunas Clinics, Department of Intensive Care Medicine, Lithuanian University of Health Sciences, Kaunas, Lithuania