Fig. 1.

(A) Schematic of corpus callosum parcellation adapted from Hofer and Frahm (2006). (B) Transcallosal fibre tracts from a single male healthy control subject overlaid onto native T₁ reference image. Sagittal view of reconstructed fibres projecting into the prefrontal lobe (red), premotor and supplementary motor areas (yellow), primary motor cortex (green), primary sensory cortex (dark blue), parietal, occipital and temporal lobe (light blue). (For interpretation of the references to colour in this figure legend, the reader is referred to the web version of this article.)