Fig. 3From: Letrozole increases preantral follicle growth and decreases estradiol production without impairing follicle survivalEstradiol (E2) concentrations in culture media at day 10. Follicles were treated as described in Fig. 1. Data are expressed mean ± standard errors. *P < 0.05, by one-way ANOVA and Student–Newman–Keuls post-hoc analysisBack to article page