1. From the National Centre for Register-Based Research, Department of Economics and Business Economics, Aarhus BSS, Aarhus University, Aarhus, Denmark; the Lundbeck Foundation Initiative for Integrative Psychiatric Research (iPSYCH), Aarhus and Copenhagen, Denmark; the Centre for Integrated Register-Based Research (CIRRAU), Aarhus University, Aarhus, Denmark; the Department of Psychosis Studies, Institute of Psychiatry, Psychology, and Neuroscience, King’s College London, London; the Research Unit, Mental...