Stomach NeoplasmsGastrectomyGastroscopyGastric MucosaCarcinoma, Signet Ring CellAdenocarcinomaEndoscopy, GastrointestinalDissectionStomachLymph Node ExcisionNeoplasms, Multiple PrimaryMetaplasiaLymphatic MetastasisHelicobacter pyloriHelicobacter InfectionsPrecancerous ConditionsAdenocarcinoma, PapillaryNeoplasm InvasivenessEarly Detection of CancerNeoplasm StagingRetrospective StudiesGastritisEndoscopyPrognosisElectrocoagulationFollow-Up StudiesEndosonographyEndoscopy, Digestive SystemJapanKoreaTreatment OutcomeStomach UlcerRepublic of KoreaLymph NodesSurvival RateTumor Markers, BiologicalNeoplasm Recurrence, LocalImmunohistochemistryBiopsyRisk FactorsCarcinoid TumorGene Expression Regulation, NeoplasticLaparoscopyCell Line, TumorProspective StudiesTime FactorsAnastomosis, SurgicalAtrophyIncidenceNeoplasm MetastasisMice, NudeAdenomaLogistic ModelsNeoplasm ProteinsOxonic AcidFluorouracilGenetic Predisposition to DiseaseReverse Transcriptase Polymerase Chain ReactionPeritoneal NeoplasmsAntineoplastic Combined Chemotherapy ProtocolsSurvival AnalysisOvarian NeoplasmsProstatic NeoplasmsGastritis, AtrophicBreast NeoplasmsLung NeoplasmsAntineoplastic AgentsPepsinogen AColonic NeoplasmsCarcinomaRNA, MessengerTegafurCell ProliferationDNA MethylationIntestinesDisease ProgressionAdenocarcinoma, ScirrhousCisplatinChinaNeoplasmsPancreatic NeoplasmsRNA, Small InterferingDrug Resistance, NeoplasmGene Expression ProfilingCardiaBlotting, WesternXenograft Model Antitumor AssaysApoptosisKaplan-Meier EstimateGenotypeDNA, NeoplasmEsophageal NeoplasmsRiskCancer VaccinesChemotherapy, AdjuvantPepsinogen CDown-RegulationPolymorphism, GeneticOdds RatioDisease-Free Survival