title: Can switching treatments improve breast-cancer outcome?
authors.forename: Janet
authors.initials: J
authors.lastname: Fricker
mesh_terms: D000730:Androstadienes / Q000627:therapeutic use*; D018931:Antineoplastic Agents, Hormonal / Q000627:therapeutic use*; D047072:Aromatase Inhibitors / Q000627:therapeutic use*; D001943:Breast Neoplasms / Q000188:drug therapy* / Q000401:mortality*; D005260:Female; D006801:Humans; D008875:Middle Aged; D017698:Postmenopause; D013629:Tamoxifen / Q000627:therapeutic use*
chemical_list: D000730:Androstadienes; D018931:Antineoplastic Agents, Hormonal; D047072:Aromatase Inhibitors; D013629:Tamoxifen; C056516:exemestane