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Distribution of verified cannula tips (small circles) among the 66 rats that were included in the analysis. Plate numbers are the distance posterior to bregma (Paxinos and Watson, 2005). Most tips were located closer to area 36 of rat PR, which is dorsal to the rhinal fissure (labeled rf), than to area 35 of PR, which is ventral to the fissure. EC, Entorhinal cortex; HC, hippocampus.
