* Significance after Bonferroni-correction (P Sub-regions 1–7 represent rostrum, genu, rostral body, anterior mid-body, posterior mid-body, isthmus, and splenium of the corpus callosum, respectively.M
Timeseries of sleep and wake segments from fast fMRI data (cortical gray matter ROI and CSF ROI) and EEG slow-delta amplitude envelope. All segments have been interpolated to same temporal resolution