GastrectomyStomach NeoplasmsAnastomosis, Roux-en-YPostgastrectomy SyndromesEsophagostomyGastroenterostomyJejunostomyZollinger-Ellison SyndromeJejunumDuodenostomyEsophagusLinitis PlasticaAdenocarcinomaStomachGastroscopyLymph Node ExcisionSurgical StaplersCarcinoma, Signet Ring CellAnastomosis, SurgicalJejunal DiseasesLaparoscopyPostoperative ComplicationsSurgical EquipmentGastric StumpGastrinsDuodenumStomach DiseasesSplenectomyNeoplasm StagingRetrospective StudiesLevoleucovorinOxonic AcidCardiaPancreatectomyTreatment OutcomePrognosisEsophagoplastyLymphatic MetastasisSurvival RateTegafurGastric MucosaGastric EmptyingReconstructive Surgical ProceduresNeoplasm Regression, SpontaneousFollow-Up StudiesHelicobacter pyloriPolypsEsophagitis, PepticEarly Detection of CancerHelicobacter InfectionsNeoplasm InvasivenessEsophageal NeoplasmsEsophageal FistulaNeoplasm Recurrence, LocalGene Expression Regulation, NeoplasticSerous MembraneChemotherapy, AdjuvantTime FactorsCell Line, TumorCholecystokininProspective StudiesLeiomyosarcomaStomach UlcerNeoplasm MetastasisDumping SyndromeTumor Markers, BiologicalGastritisObesity, MorbidGastritis, AtrophicMice, NudeMetaplasiaChi-Square DistributionSurvival AnalysisPeritoneal NeoplasmsAdenocarcinoma, ScirrhousFluorouracilAntineoplastic Combined Chemotherapy ProtocolsTomography, X-Ray ComputedPeptic UlcerJapanGenetic Predisposition to DiseaseCarcinomaNeoplasm ProteinsRisk FactorsLength of StayReverse Transcriptase Polymerase Chain ReactionPrecancerous ConditionsImmunohistochemistryVagotomyAntineoplastic AgentsOvarian NeoplasmsProstatic NeoplasmsChinaBreast NeoplasmsLung NeoplasmsPancreatic NeoplasmsDuodenal UlcerPepsinogen AColonic NeoplasmsCisplatin