1. Health Telematics Science Institute, Kaunas University of Technology, Kaunas, Lithuania.
2. Department of Neurology, Academy of Medicine, Lithuanian University of Health Sciences, Kaunas, Lithuania.
3. Clinic of Neurology and Neurosurgery, Faculty of Medicine, Vilnius University, Vilnius, Lithuania.
4. Department of Neurosurgery, Republic Vilnius University Hospital, Vilnius, Lithuania.
5. Department of Intensive Care, University of Maastricht Medical Center, Maastricht, The Netherlands.
6. Department of Neurosurgery, University Hospital Heidelberg, Heidelberg, Germany.