1. From the Department of Old Age Psychiatry, Institute of Psychiatry, Psychology, and Neurosciences, King’s College London, London; the Mental Health of Older Adults and Dementia Clinical Academic Group, South London, and Maudsley NHS Foundation Trust, London; the Lundbeck Foundation Initiative for Integrative Psychiatric Research, Aarhus, Denmark; the Psychosis Research Unit, Aarhus University Hospital, Risskov, Denmark; the National Centre for Register-Based Research, Department of Economics and Business...