title: Letrozole: updated duration of response.
authors.forename: H A
authors.initials: HA
authors.lastname: Chaudri
authors.forename: P F
authors.initials: PF
authors.lastname: Trunet
mesh_terms: D000970:Antineoplastic Agents / Q000009:adverse effects / Q000627:therapeutic use*; D001943:Breast Neoplasms / Q000188:drug therapy* / Q000401:mortality; D005260:Female; D006801:Humans; D000077289:Letrozole; D019290:Megestrol Acetate / Q000009:adverse effects / Q000627:therapeutic use; D009570:Nitriles / Q000009:adverse effects / Q000627:therapeutic use*; D017698:Postmenopause; D016019:Survival Analysis; D014230:Triazoles / Q000009:adverse effects / Q000627:therapeutic use*
chemical_list: D000970:Antineoplastic Agents; D009570:Nitriles; D014230:Triazoles; D000077289:Letrozole; D019290:Megestrol Acetate