title: Predicting response to tamoxifen in metastatic breast cancer.
mesh_terms: D000328:Adult; D000368:Aged; D000369:Aged, 80 and over; D001943:Breast Neoplasms / Q000188:drug therapy*; D005189:False Positive Reactions; D005260:Female; D006801:Humans; D008875:Middle Aged; D011960:Receptors, Estrogen / Q000032:analysis*; D012189:Retrospective Studies; D012983:Soft Tissue Neoplasms / Q000188:drug therapy / Q000556:secondary*; D013629:Tamoxifen / Q000009:adverse effects / Q000627:therapeutic use*
chemical_list: D011960:Receptors, Estrogen; D013629:Tamoxifen