Interaction between gender and picture-type.

<p>The cerebral regions that were more strongly activated in females than males when observing cooperative (vs. affective) social interactions (p<0.001 uncorrected for multiple comparisons).</p><p>K = cluster-extension in number of voxels (2×2×2 mm<sup>3</sup>), H = Hemisphere, L = Left, R = Right, BA = Brodmann area.</p>