title: An epidemiologic study of breast cancer and benign breast neoplasias in relation to the oral contraceptive and estrogen use.
mesh_terms: D000232:Adenofibroma / Q000209:etiology; D000293:Adolescent; D000328:Adult; D001941:Breast Diseases / Q000209:etiology*; D001943:Breast Neoplasms / Q000453:epidemiology / Q000209:etiology*; D003276:Contraceptives, Oral / Q000009:adverse effects*; D004812:Epidemiologic Methods; D045166:Estradiol Congeners / Q000009:adverse effects*; D005260:Female; D006801:Humans; D008875:Middle Aged; D010298:Parity; D011247:Pregnancy; D012306:Risk; D015022:Yugoslavia
chemical_list: D003276:Contraceptives, Oral; D045166:Estradiol Congeners