Table 2. Recall and Recognition Memory Scores in Each of the Four Groups
Data are presented as median (25–75%).
All significant group differences are between the treatment groups and placebo group.
Post hoc comparisons by Mann–Whitney U tests (*P = 0.002, †P = 0.0001, ‡P = 0.004, §P = 0.0008).
NS = not significant.
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