title: Gene expression profiling in women with lymph node-negative breast cancer to select adjuvant chemotherapy.
mesh_terms: D054598:Blue Cross Blue Shield Insurance Plans; D001943:Breast Neoplasms / Q000235:genetics*; D018795:Device Approval; D005260:Female; D020869:Gene Expression Profiling / Q000295:instrumentation* / Q000379:methods*; D006801:Humans; D019458:Insurance Coverage; D009364:Neoplasm Recurrence, Local / Q000235:genetics*; D013673:Technology Assessment, Biomedical; D014481:United States; D014486:United States Food and Drug Administration