Grimm, S; Boesiger, P; Beck, J; Schuepbach, D; Bermpohl, F; Walter, M; Ernst, J; Hell, D; Boeker, H; Northoff, G (2009). Altered negative BOLD responses in the default-mode network during emotion processing in depressed subjects. Neuropsychopharmacology, 34(4):932-943.
Grimm, S; Beck, J; Schuepbach, D; Hell, D; Boesiger, P; Bermpohl, F; Niehaus, L; Boeker, H; Northoff, G (2008). Imbalance between left and right dorsolateral prefrontal cortex in major depression is linked to negative emotional judgment: an fMRI study in severe major depressive disorder. Biological Psychiatry, 63(4):369-376.