Neoplasm MicrometastasisLymph NodesLymphatic MetastasisSentinel Lymph Node BiopsyStomach NeoplasmsLymph Node ExcisionAxillaNeoplasm StagingNeoplasm MetastasisBone Marrow NeoplasmsPrognosisBreast NeoplasmsNeoplasm InvasivenessImmunohistochemistryKeratinsAdenocarcinomaTumor Markers, BiologicalTechnetium Tc 99m Sulfur ColloidMelanomaLymphoscintigraphyRosaniline DyesFrozen SectionsTechnetium Tc 99m Aggregated AlbuminCarcinomaLung NeoplasmsGastrectomySensitivity and SpecificityRetrospective StudiesKeratin-19Reverse Transcriptase Polymerase Chain ReactionCarcinoma, Squamous CellSkin NeoplasmsLymphSurvival RateSurvival AnalysisKeratin-20Sentinel SurveillanceNeoplasm Recurrence, LocalHematoxylinColorectal NeoplasmsPredictive Value of TestsFalse Negative ReactionsCell Line, TumorRadiopharmaceuticalsMice, NudeLymphographyDisease-Free SurvivalGene Expression Regulation, NeoplasticLiver NeoplasmsNeck DissectionEsophageal NeoplasmsFollow-Up StudiesCarcinoma, Ductal, BreastVascular Endothelial Growth Factor CRNA, MessengerThyroid NeoplasmsDisease ProgressionImmunoenzyme TechniquesGamma CamerasNeoplastic Cells, CirculatingMammaglobin BTreatment OutcomeNeoplasm TransplantationCarcinoembryonic AntigenMultivariate AnalysisProstatic NeoplasmsCarcinoma, PapillaryTechnetium CompoundsColoring AgentsBile Duct NeoplasmsLymphatic VesselsNeckPancreatic NeoplasmsNeoplasm ProteinsLymphangiogenesisIntraoperative PeriodGroinCarcinoma, LobularPenile NeoplasmsMouth NeoplasmsTomography, X-Ray ComputedChemotherapy, AdjuvantHead and Neck NeoplasmsTime FactorsKaplan-Meier EstimateCarcinoma, Signet Ring CellAdenocarcinoma, PapillaryMediastinumTransplantation, HeterologousUterine Cervical NeoplasmsBiopsyVascular Endothelial Growth Factor DColonic NeoplasmsVulvar NeoplasmsCell MovementTumor Cells, CulturedProspective StudiesGastric MucosaNeoplasmsTissue Array Analysis