title: Is breast cancer initiated in utero?
authors.forename: D
authors.initials: D
authors.lastname: Trichopoulos
mesh_terms: D001943:Breast Neoplasms / Q000196:embryology / Q000453:epidemiology*; D005260:Female; D006801:Humans; D008423:Maternal Age; D011247:Pregnancy; D011297:Prenatal Exposure Delayed Effects; D012307:Risk Factors; D014481:United States / Q000453:epidemiology