Stomach NeoplasmsGastrectomyAdenocarcinomaPrognosisNeoplasm StagingNeoplasm InvasivenessHelicobacter pyloriGastric MucosaEarly Detection of CancerRetrospective StudiesHelicobacter InfectionsSurvival RateHepatectomyGene Expression Regulation, NeoplasticTreatment OutcomeCell Line, TumorNeoplasm Recurrence, LocalLiver NeoplasmsFollow-Up StudiesSurvival AnalysisNeoplasm MetastasisTumor Markers, BiologicalLung NeoplasmsGastroscopyCarcinoma, Signet Ring CellMice, NudePancreatic NeoplasmsFluorouracilLymphatic MetastasisStomachAntineoplastic Combined Chemotherapy ProtocolsColonic NeoplasmsCombined Modality TherapyRectal NeoplasmsLymph Node ExcisionPeritoneal NeoplasmsCarcinomaNeoplasm ProteinsChemotherapy, AdjuvantOxonic AcidReverse Transcriptase Polymerase Chain ReactionRisk FactorsColorectal NeoplasmsAntineoplastic AgentsImmunohistochemistryProspective StudiesKaplan-Meier EstimatePneumonectomyGenetic Predisposition to DiseaseEsophageal NeoplasmsDisease-Free SurvivalOvarian NeoplasmsProstatic NeoplasmsBreast NeoplasmsDisease ProgressionGastritis, AtrophicCisplatinRNA, MessengerTegafurCell ProliferationPepsinogen APostoperative ComplicationsDNA MethylationPrecancerous ConditionsGastritisTransurethral Resection of ProstateAdenocarcinoma, ScirrhousChinaMetaplasiaTime FactorsMultivariate AnalysisCardiaJapanNeoplasmsTomography, X-Ray ComputedPancreatectomyGene Expression ProfilingCarcinoma, Squamous CellDrug Resistance, NeoplasmRNA, Small InterferingBlotting, WesternApoptosisXenograft Model Antitumor AssaysDNA, NeoplasmRisk AssessmentCancer VaccinesRiskGenotypeGastrointestinal NeoplasmsDigestive System Surgical ProceduresOdds RatioTumor BurdenLaparoscopyColectomyPepsinogen CDown-RegulationPolymorphism, GeneticRadiotherapy, AdjuvantEndoscopy, GastrointestinalReceptor, erbB-2