1. Department of Biomedicine, University of Bergen, Bergen, Norway.
2. Division of Psychiatry, Haukeland University Hospital, Bergen, Norway.
3. Department of Chemistry, University of Bergen, Bergen, Norway.
4. Norwegian Geotechnical Institute, Oslo, Norway.
5. Department of Cognitive Neuroscience, Donders Institute for Brain Cognition and Behavior, Radboud University Medical Center, Nijmegen, Netherlands.
6. Conway Institute of Biomolecular and Biomedical Research, School of Medicine, University College Dublin, Belfield, Dublin 4, Ireland.
7. Department of Pathology, Haukeland University Hospital, Bergen, Norway.
8. Faculty of Biochemistry and Molecular Medicine, University of Oulu, Oulu, Finland.