1. Neurosurgery of NeuroCenter; Kuopio University Hospital and University of Eastern Finland; Kuopio Finland
2. Department of Pathology; Kuopio University Hospital and University of Eastern Finland; Kuopio Finland
3. Department of Public Health; University of Helsinki; Helsinki Finland
4. Neurology of NeuroCenter; University of Eastern Finland and Kuopio University Hospital; Kuopio Finland
5. Research Centre for Comparative Effectiveness and Patient Safety; University of Eastern Finland; Kuopio Finland
6. Group administration of the Hospital District of Helsinki and Uusimaa; Helsinki Finland
7. Department of Psychiatry; Kuopio University Hospital and University of Eastern Finland; Kuopio Finland
8. Department of Neurology; University of Eastern Finland; Kuopio Finland