title: [Breast carcinoma and the pill: a puzzle with missing pieces].
authors.forename: F E
authors.initials: FE
authors.lastname: van Leeuwen
mesh_terms: D000328:Adult; D001900:Boston; D001943:Breast Neoplasms / Q000139:chemically induced*; D003276:Contraceptives, Oral / Q000009:adverse effects*; D005260:Female; D006801:Humans; D008131:London; D008875:Middle Aged; D012107:Research Design; D012307:Risk Factors; D013997:Time Factors
chemical_list: D003276:Contraceptives, Oral
vernacular_title: Mammacarcinoom en de pil: een puzzel met ontbrekende stukjes.