title: Parity and primary liver cancer among young women.
authors.affiliation: Epidemiology and Biostatistics Program, National Cancer Institute, Bethesda, Md. 20892.
authors.forename: A W
authors.initials: AW
authors.lastname: Hsing
authors.forename: J K
authors.initials: JK
authors.lastname: McLaughlin
authors.forename: R N
authors.initials: RN
authors.lastname: Hoover
authors.forename: H T
authors.initials: HT
authors.lastname: Co Chien
authors.forename: W J
authors.initials: WJ
authors.lastname: Blot
authors.forename: J F
authors.initials: JF
authors.lastname: Fraumeni
mesh_terms: D000328:Adult; D016022:Case-Control Studies; D003276:Contraceptives, Oral / Q000009:adverse effects; D005260:Female; D006801:Humans; D008113:Liver Neoplasms / Q000139:chemically induced / Q000453:epidemiology* / Q000209:etiology; D008875:Middle Aged; D010298:Parity; D012307:Risk Factors
chemical_list: D003276:Contraceptives, Oral