AdenocarcinomaLung NeoplasmsAdenocarcinoma, MucinousPancreatic NeoplasmsEsophageal NeoplasmsStomach NeoplasmsAdenocarcinoma, PapillaryHepatectomyCarcinoma, Pancreatic DuctalBarrett EsophagusAdenocarcinoma, Bronchiolo-AlveolarTreatment OutcomeNeoplasm StagingPrognosisCardiaImmunohistochemistryColonic NeoplasmsRetrospective StudiesRectal NeoplasmsPancreatectomyPneumonectomyTumor Markers, BiologicalLiver NeoplasmsNeoplasm Recurrence, LocalSurvival RateTransurethral Resection of ProstateEsophagogastric JunctionPancreaticoduodenectomyColorectal NeoplasmsGastrectomyCarcinoma, Squamous CellDuodenal NeoplasmsNeoplasm InvasivenessPostoperative ComplicationsNeoplasms, Multiple PrimaryTomography, X-Ray ComputedCombined Modality TherapySurvival AnalysisFollow-Up StudiesKeratin-7Cell Line, TumorColectomyGene Expression Regulation, NeoplasticDigestive System Surgical ProceduresLymphatic MetastasisAmpulla of VaterTime FactorsBile Duct NeoplasmsIntestinal NeoplasmsEsophagectomyPrecancerous ConditionsCommon Bile Duct NeoplasmsEndometrial NeoplasmsKaplan-Meier EstimateCecal NeoplasmsProstatic NeoplasmsCarcinoma, Signet Ring CellAdenomaRadiotherapy, AdjuvantChemotherapy, AdjuvantDisease-Free SurvivalNeoplasm MetastasisCarcinoma, Non-Small-Cell LungIleal NeoplasmsCarcinoembryonic AntigenLaparoscopyTumor Cells, CulturedBiopsySigmoid NeoplasmsJejunal NeoplasmsMetaplasiaGallbladder NeoplasmsMammary Neoplasms, ExperimentalImmunoenzyme TechniquesAdenocarcinoma, Clear CellCarcinoma, EndometrioidFatal OutcomeEsophagusPreoperative CareKeratin-20CholangiocarcinomaAnastomosis, SurgicalCarcinoma, AdenosquamousGastrointestinal NeoplasmsNeoadjuvant TherapyDisease ProgressionTissue Array AnalysisGenes, rasNeurosurgical ProceduresAntineoplastic AgentsLymph Node ExcisionFluorouracilCarcinomaDNA, NeoplasmCarcinoma, HepatocellularBile Ducts, IntrahepaticAntineoplastic Combined Chemotherapy ProtocolsRisk FactorsNeoplasm ProteinsParanasal Sinus Neoplasms