title: Breast cancer and estrogen therapy.
authors.forename: V
authors.initials: V
authors.lastname: Blair
mesh_terms: D001943:Breast Neoplasms / Q000453:epidemiology / Q000209:etiology*; D015914:Estrogen Replacement Therapy / Q000009:adverse effects*; D005260:Female; D006801:Humans; D012307:Risk Factors