1. Department of Neurosurgery, Turku University Hospital, Turku, Finland.
2. Turku Brain Injury Center, Turku University Hospital, Turku, Finland.
3. Department of Neurology, University of Turku, Turku, Finland.
4. Perioperative Services, Intensive Care Medicine and Pain Management, Turku University Hospital and University of Turku, Turku, Finland.
5. Department of Human Protein Sciences, Faculty of Medicine, University of Geneva, Geneva, Switzerland.
6. VTT Technical Research Centre of Finland Ltd., Tampere, Finland.
7. Department of Clinical Neurosciences, University of Cambridge, Addenbrooke's Hospital, Cambridge, United Kingdom.
8. Division of Anesthesia, University of Cambridge, Addenbrooke's Hospital, Cambridge, United Kingdom.
9. Department of Radiology, Turku University Hospital, Turku, Finland.
10. Quanterix Corporation, Lexington, Massachusetts.
11. Institute of Neuroscience and Physiology, Department of Psychiatry and Neurochemistry, Sahlgrenska Academy at the University of Gothenburg, Mölndal, Sweden.
12. Clinical Neurochemistry Laboratory, Sahlgrenska University Hospital, Mölndal, Sweden.
13. Department of Molecular Neuroscience, Institute of Neurology, Queen Square, University College London, London, United Kingdom.
14. U.K. Dementia Research Institute, Queen Square, University College London, London, United Kingdom.