Schmidt, Marcus The humoral immune system has a key prognostic impact in node-negative breast cancer. [electronic resource] - Cancer research Jul 2008 - 5405-13 p. digital Publication Type: Journal Article; Multicenter Study; Validation Study ISSN: 1538-7445 Standard No.: 10.1158/0008-5472.CAN-07-5206 doi Subjects--Topical Terms: AdultAgedAged, 80 and overAntibody Formation--physiologyBreast Neoplasms--diagnosisCarcinoma--diagnosisCell ProliferationCluster AnalysisCohort StudiesFemaleGene Expression ProfilingGene Expression Regulation, NeoplasticGenes, NeoplasmHumansLymph Nodes--immunologyLymphatic MetastasisMiddle AgedNeutrophil Infiltration--geneticsOligonucleotide Array Sequence AnalysisPrognosis