Cluster AnalysisGene Expression ProfilingPrincipal Component AnalysisOligonucleotide Array Sequence AnalysisDiscriminant AnalysisChorda Tympani NerveGene Expression Regulation, NeoplasticReproducibility of ResultsTumor Markers, BiologicalProteomicsAlgorithmsPhenotypeImmunohistochemistryBreast NeoplasmsPrognosisMultigene FamilyCluster HeadacheIron-Sulfur ProteinsMolecular Sequence DataPhylogenySequence Analysis, DNA