Author

Andreas Frick

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Open access Sep 2026

Dopamine D2/3 receptors and functional connectivity during fear extinction: A PET-fMRI study

Background The ability to learn what is dangerous in the environment and what no longer exerts a threat is essential for survival. The latter process is studied using Pavlovian fear extinction, the repeated presentation of a feared stimulus that gradually attenuates the fear response. Dysregulation of the extinction pr...

A. A. Roy, J. Vegelius, J. Björkstrand et al. · Neuroimage: Reports · 0 citations

Review Open access Sep 2026

The ‘UPIC’ cohort: a nationwide prospective study of mental health among adolescents and young adults in Sweden – a study protocol

This cohort study aims to establish a comprehensive dataset combining data from multiple sources to assess mental health, including mental ill-health and well-being, to enable analyses of prevalence, risk and protective factors and predictive modelling of mental health trajectories.

E. Hovén, Andreas Frick, A. Skalkidou et al. · BMJ Open · 0 citations