Affiliation: | 1. National Network for Infant Mental HealthCentre for Child and Adolescent Mental Health (RBUP) Eastern and Southern Norway, Oslo, and University of Oslo;2. Centre for Child and Adolescent Mental Health (RBUP) Eastern and Southern Norway, Oslo, and University of Gothenburg;3. Centre for Child and Adolescent Mental Health (RBUP) Eastern and Southern Norway, Oslo, and Norwegian Centre for Violence and Traumatic Stress Studies, Oslo |