title: Epidemiologic comparison of breast cancer patients with early and late onset of malignancy and general population controls.
mesh_terms: D000328:Adult; D000367:Age Factors; D001943:Breast Neoplasms / Q000453:epidemiology* / Q000235:genetics; D004522:Educational Status; D004967:Estrogens / Q000009:adverse effects; D005191:Family Characteristics; D005260:Female; D006801:Humans; D007774:Lactation; D008598:Menstruation; D010298:Parity; D011247:Pregnancy; D011795:Surveys and Questionnaires
chemical_list: D004967:Estrogens