title: Trial data lacking for elderly patients with breast cancer.
authors: N J
authors: NJ
authors: Nelson
mesh_terms: D017677:Age Distribution; D000367:Age Factors; D000368:Aged; D000970:Antineoplastic Agents / Q000627:therapeutic use*; D018931:Antineoplastic Agents, Hormonal / Q000627:therapeutic use; D000971:Antineoplastic Combined Chemotherapy Protocols / Q000627:therapeutic use; D001943:Breast Neoplasms / Q000188:drug therapy* / Q000453:epidemiology* / Q000401:mortality / Q000473:pathology / Q000532:radiotherapy / Q000601:surgery; D017024:Chemotherapy, Adjuvant / Q000592:standards*; D002986:Clinical Trials as Topic / Q000706:statistics & numerical data; D015975:Consensus Development Conferences, NIH as Topic; D020847:Estrogen Receptor Modulators / Q000627:therapeutic use; D005260:Female; D006801:Humans; D017567:Karnofsky Performance Status; D008875:Middle Aged; D009316:National Institutes of Health (U.S.); D018714:Radiotherapy, Adjuvant / Q000592:standards*; D016019:Survival Analysis; D014481:United States
chemical_list: D000970:Antineoplastic Agents; D018931:Antineoplastic Agents, Hormonal; D020847:Estrogen Receptor Modulators