过去 1 5年的新观点 :有两种生育情况与乳癌危险性有关。Lambe等的研究表明生育使母亲患乳癌危险暂时升高 ,继而长期显著降低的双重效应 ,以解释年轻妇女乳癌危险升高而非降低这个矛盾。有研究指出引产可升高乳癌危险 ,这种升高是由于缺乏足月妊娠的长期保护作用 ,但均缺乏令人 The New Perspective of the Past 15 Years: There are two types of fertility related to the risk of breast cancer. Studies by Lambe et al. Have shown that the dual effect of giving birth to temporarily raising the risk of developing breast cancer in maternal mothers, followed by a significant reduction over the long term, explains the risk of breast cancer in young women rather than reducing the contradiction. Studies have pointed out that induction of labor can increase the risk of breast cancer, the increase is due to the lack of long-term protection of full-term pregnancy, but the lack of people