1. NORMENT, K.G. Jebsen Centre for Psychosis Research Institute of Clinical Medicine University of Oslo Oslo Norway
2. Division of Mental Health and Addiction Oslo University Hospital Oslo Norway
3. Department of Psychiatry Faculty of Medicine Cairo University Cairo Egypt
4. Department of Clinical Science NORMENT, K.G. Jebsen Center for Psychosis Research University of Bergen Bergen Norway
5. Department of Medical Genetics Dr. Einar Martens Research Group for Biological Psychiatry Haukeland University Hospital Bergen Norway