Reproducibility of fMRI activation over two sessions. Group results from each fMRI session are superimposed on the average high resolution structural scan. Session 1 is shown in RED, session 2 in BLUE and areas that overlap in PURPLE. There is an overlap in the insula, post-central and pre-central gyrus.
Roberts et al. BMC Anesthesiology 2008 8:8 doi:10.1186/1471-2253-8-8