title: False shortening of time to progression in letrozole 2.5-mg dose?
authors.forename: G
authors.initials: G
authors.lastname: Cocconi
mesh_terms: D000970:Antineoplastic Agents / Q000008:administration & dosage*; D047072:Aromatase Inhibitors; D001943:Breast Neoplasms / Q000188:drug therapy* / Q000401:mortality; D018450:Disease Progression; D004305:Dose-Response Relationship, Drug; D005260:Female; D006801:Humans; D000077289:Letrozole; D009570:Nitriles / Q000008:administration & dosage*; D014230:Triazoles / Q000008:administration & dosage*
chemical_list: D000970:Antineoplastic Agents; D047072:Aromatase Inhibitors; D009570:Nitriles; D014230:Triazoles; D000077289:Letrozole