title: Effects of long-term administration of estrogen on the occurrence of mammary cancer in women.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D000375:Aging; D001943:Breast Neoplasms / Q000139:chemically induced* / Q000453:epidemiology / Q000401:mortality; D004967:Estrogens / Q000009:adverse effects*; D006801:Humans; D008875:Middle Aged
chemical_list: D004967:Estrogens