And a large study released in March found that women who took oralcontraceptives at some point in their lives have a lower risk of death than women who never tried the Pill.
三月进行的一项大型调查结果显示服用过避孕药的妇女死亡率低于那些从未使用过的。
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The study noted that 21 out of 23 retrospective studies have shown an increased risk of breast cancer in women who took oralcontraceptives prior to pregnancy.
此研究特别提及23项回顾性研究中的21项已显示孕前使用口服避孕药的女性患乳腺癌的风险增加。
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The benefit for caffeine drinkers also seemed strongest for women who had never used oralcontraceptives or postmenopausal hormones, the researchers wrote in the journal Cancer.