1. A randomized trial of the effect of testosterone and estrogen on verbal fluency, verbal memory, and spatial ability in healthy postmenopausal women 
Ljiljana Kocoska-Maras, M.D., Niklas Zethraeus, Ph.D., Angelique Flöter Rådestad, M.D., Ph.D., Tore Ellingsen, Ph.D., Bo von Schoultz, M.D., Ph.D., Magnus Johannesson, Ph.D., Angelica Lindén Hirschberg, M.D., Ph.D. 
Fertility and Sterility 
Volume 95, Issue 1, Pages (January 2011)
DOI: /j.fertnstert
Copyright © 2011 American Society for Reproductive Medicine Terms and Conditions

2. Figure 1 The design of the double-blind randomized trial.
Fertility and Sterility  , DOI: ( /j.fertnstert )
Copyright © 2011 American Society for Reproductive Medicine Terms and Conditions

3. Figure 2
Mean values of verbal fluency, verbal memory, and spatial ability after 4 weeks of treatments with testosterone (T), estrogen (E), and placebo (P). Error bars indicate 95% confidence intervals. There were no significant differences between any of the treatment groups (ANOVA/ANCOVA, P>0.05).
Fertility and Sterility  , DOI: ( /j.fertnstert )
Copyright © 2011 American Society for Reproductive Medicine Terms and Conditions