title: DES versus tamoxifen in advanced breast cancer.
mesh_terms: D000328:Adult; D001943:Breast Neoplasms / Q000188:drug therapy*; D002986:Clinical Trials as Topic; D004054:Diethylstilbestrol / Q000009:adverse effects / Q000627:therapeutic use*; D004997:Ethinyl Estradiol / Q000627:therapeutic use; D005260:Female; D006801:Humans; D008875:Middle Aged; D013629:Tamoxifen / Q000009:adverse effects / Q000627:therapeutic use*; D013927:Thrombosis / Q000139:chemically induced
chemical_list: D013629:Tamoxifen; D004997:Ethinyl Estradiol; D004054:Diethylstilbestrol