1. Psychosis Research Unit, Aarhus University Hospital, Risskov, Denmark
2. Department of Clinical Medicine, Aarhus University, Aarhus, Denmark
3. Mental Health Centre Copenhagen, Copenhagen University Hospital, Copenhagen, Denmark
4. The National Centre for Register-based Research, Aarhus University, Aarhus, Denmark
5. The Lundbeck Foundation Initiative for Integrative Psychiatric Research (iPSYCH), Aarhus, Denmark
6. Centre for Integrated Register-based Research at Aarhus University (CIRRAU), Aarhus, Denmark
7. Department of Child and Adolescent Psychiatry, Hospital of Telemark, Kragerø, Norway
8. Department of Pediatrics, The Johns Hopkins University School of Medicine, Baltimore, Maryland