【作者(必填)】Hankinson, S. E.Colditz, G. A.Hunter, D. J.Spencer, T. L.Rosner, B.Stampfer, M. J.

【文题(必填)】A quantitative assessment of oral contraceptive use and risk of ovarian cancer

【年份(必填)】1992

【全文链接或数据库名称(选填)】http://journals.lww.com/greenjou ... ntraceptive.26.aspx