Figure 2From: Recent breast cancer incidence trends according to hormone therapy use: the California Teachers Study cohortAge-adjusted incidence rates of invasive (solid lines) and in situ (dashed lines) breast cancer according to hormone therapy use at baseline in 1995-1996 among menopausal women 50 years or older in the California Teachers Study. E = estrogen only hormone therapy; EP = estrogen-progestin hormone therapy; HT = Hormone therapy.Back to article page