1 Department of Psychiatry, Research Unit of Clinical Neuroscience, University of Oulu, Finland. Electronic address: johanna.palomaki@student.oulu.fi.
2 Department of Psychiatry, Research Unit of Clinical Neuroscience, University of Oulu, Finland.
3 THL, Helsinki, Finland.
4 Stanley Medical Research Institute, Kensington, MD, USA.
5 Laboratory of Developmental Neurovirology, Johns Hopkins University Medical Center, Baltimore, MD, USA.
6 Department of Psychiatry, Research Unit of Clinical Neuroscience, University of Oulu, Finland; Department of Psychiatry, Oulu University Hospital, Finland; Medical Research Center Oulu, Oulu University Hospital and University of Oulu, Finland.