1. Department of Psychiatry and Neurochemistry AgeCap Center Gothenburg University Gothenburg Sweden
2. Department of Psychiatry and Neurochemistry Neuropsychiatric Epidemiology Unit Sahlgrenska Academy University of Gothenburg Gothenburg Sweden
3. Statistikkonsulterna Väst AB Gothenburg Sweden
4. Department of Addiction and Dependency Region Västra Götaland Sahlgrenska University Hospital Gothenburg Sweden
5. Department of Cognition and Old Age Psychiatry Region Västra Götaland Sahlgrenska University Hospital Gothenburg Sweden
6. Department of Social Medicine and Public Health Sahlgrenska Academy Gothenburg University Gothenburg Sweden
7. Centre de Recherche du Centre Hospitalier de l’Université de Montréal—CRCHUM Montreal Quebec Canada
8. Department of Epidemiology Biostatistics and Occupational Health McGill University Montreal Quebec Canada
9. Faculty of Medicine and Health University Health Care Research Centre Örebro University Örebro Sweden
10. Region Västra Götaland Sahlgrenska University Hospital Psychosis Clinic Gothenburg Sweden