title: Extended adjuvant tamoxifen for breast cancer--a new era?
authors.forename: Trevor J
authors.initials: TJ
authors.lastname: Powles
mesh_terms: D018931:Antineoplastic Agents, Hormonal / Q000008:administration & dosage*; D001943:Breast Neoplasms / Q000188:drug therapy*; D005260:Female; D006801:Humans; D013629:Tamoxifen / Q000008:administration & dosage*
chemical_list: D018931:Antineoplastic Agents, Hormonal; D013629:Tamoxifen