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J. Björkstrand

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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. · 0 citations

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