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Bar-graph showing effects of Verbena officinalis crude extract (Vo.Cr) and diazepam on time spent by mice in open and closed arms in elevated plus maze model. Data expressed as mean ± SEM, n = 4. ∗∗P < 0.01, ∗∗∗P < 0.001 vs. saline group, one-way ANOVA with post hoc Tukey test.
