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Figure 2 | Breast Cancer Research

Figure 2

From: Androgens and the breast

Figure 2

Average estradiol (E2) and testosterone (T) levels across the female lifespan. Y-axis, level in picograms; X-axis, age in years. Dashed lines predict changes in T and E2 hormone levels resulting from estrogen replacement therapy (ERT) beginning at menopause.

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