Objective To investigate the role of estrogen receptor(ER) and apolipoprotein E(apoE) gene in age at natural menopause and menopausal syndromes.

• 目的 了解绝经后妇女雌激素受体(ER)基因、载脂蛋白-E(apoE)基因多态性与绝经年龄及围绝经期综合征的关系。