1. NORMENT, Institute of Clinical Medicine, University of Oslo, Oslo, Norway;
2. NORMENT, Division of Mental Health and Addiction, Oslo University Hospital, Oslo, Norway;
3. Department of Medical Genetics, Oslo University Hospital, Oslo, Norway;
4. NORMENT, KG Jebsen Centre for Psychosis Research, Department of Clinical Science, University of Bergen, Bergen, Norway;
5. Department of Psychology, University of Oslo, Oslo, Norway;
6. Biological Psychiatry Unit, IRCCS Fatebenefratelli Brescia, Brescia, Italy;
7. Institute of Psychiatry, Kings College London, London, UK;
8. Department of Psychiatric Research, Diakonhjemmet Hospital, Oslo, Norway;
9. Department of Clinical Neuroscience, Karolinska Institutet, Stockholm, Sweden