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. 2011 Apr 20;6(4):e18852. doi: 10.1371/journal.pone.0018852

Figure 1. Significant cluster of activation identified previously using PET [17] overlaid on a representative chimpanzee brain.

Figure 1

Traces represent boundaries of the region in the three orthogonal planes: transverse (a), sagittal (b), and coronal (c & d). Bottom panel indicates locations of 4 images (a, b, c, & d) on a representative 3-D rendered chimpanzee brain.