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. Author manuscript; available in PMC: 2012 Oct 1.
Published in final edited form as: Behav Brain Res. 2011 Apr 12;223(2):255–261. doi: 10.1016/j.bbr.2011.04.006

Figure 1.

Figure 1

PCA Index scores for ST and GT rats across 5 sessions (mean + SEM; the SEM is smaller than the symbol in most cases). There were significant group differences (ST vs. GT) and significant group x session interactions (ps<0.001).