Figure 1.

Kaplan–Meier plots of breast cancer-specific survival in relation to use of menopausal hormone therapy. (a) No use, current use, or past use. (b) No use or current use by regimen. (c) No use or current use by duration.

Rosenberg et al. Breast Cancer Research 2008 10:R78   doi:10.1186/bcr2145
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