title: Vitamin D levels in Norway may be inadequate to reduce risk of breast cancer.
authors.forename: William B
authors.initials: WB
authors.lastname: Grant
authors.forename: Asta
authors.initials: A
authors.lastname: Juzeniene
authors.forename: Zoya
authors.initials: Z
authors.lastname: Lagunova
authors.forename: Alina C
authors.initials: AC
authors.lastname: Porojnicu
authors.forename: Johan E
authors.initials: JE
authors.lastname: Moan
mesh_terms: D001943:Breast Neoplasms / Q000097:blood* / Q000453:epidemiology*; D004032:Diet; D005260:Female; D006801:Humans; D009664:Norway / Q000453:epidemiology; D012307:Risk Factors; D013472:Sunlight; D014807:Vitamin D / Q000097:blood*
chemical_list: D014807:Vitamin D