Figure 1.

Task switching: mean switch‐costs (difference between switch and repeat trials, A: reaction time, B: error rates) in the pre‐ and post‐treatment sessions for the EGb 761® and placebo groups

Task switching: mean switch‐costs (difference between switch and repeat trials, A: reaction time, B: error rates) in the pre‐ and post‐treatment sessions for the EGb 761® and placebo groups