title: [Epidemiologic study of the effect of oral contraceptives on reducing the incidence of ovarian cancer].
authors.forename: M
authors.initials: M
authors.lastname: Liu
authors.forename: Z
authors.initials: Z
authors.lastname: Luo
authors.forename: Y
authors.initials: Y
authors.lastname: Yue
mesh_terms: D000818:Animals; D002681:China / Q000453:epidemiology; D003278:Contraceptives, Oral, Hormonal; D005260:Female; D006801:Humans; D015994:Incidence; D010051:Ovarian Neoplasms / Q000453:epidemiology*; D014481:United States / Q000453:epidemiology
chemical_list: D003278:Contraceptives, Oral, Hormonal