Carcinoma, AdenosquamousCarcinoma, Signet Ring CellCarcinoid TumorCarcinosarcomaCarcinomaLung NeoplasmsCarcinoma, Squamous CellMixed Tumor, MalignantAdenocarcinoma, MucinousAppendiceal NeoplasmsAdenocarcinomaStomach NeoplasmsMalignant Carcinoid SyndromeImmunohistochemistryCarcinoma, Ehrlich TumorCarcinoma, Non-Small-Cell LungCarcinoma, Small CellNeoplasm StagingCarcinoma, HepatocellularPrognosisMaxillary Sinus NeoplasmsCarcinoid Heart DiseaseSarcomaFatal OutcomeUmbilicusBronchial NeoplasmsGallbladder NeoplasmsUterine Cervical NeoplasmsIleal NeoplasmsTumor Markers, BiologicalSmall Cell Lung CarcinomaLacrimal Apparatus DiseasesCarcinoma in SituLiver NeoplasmsCell Line, TumorPlutoniumPancreatic NeoplasmsUrinary Bladder NeoplasmsCarcinoma, Lewis LungMutationCarcinoma, PapillaryMicrosatellite Instabilityras ProteinsGastrectomyDuodenogastric RefluxNeoplasm InvasivenessCarcinoma, NeuroendocrineSurvival RateRetrospective StudiesLungRare DiseasesLoss of HeterozygosityDNA Mutational AnalysisMucinsTumor Cells, CulturedCadherinsSurvival AnalysisGastrointestinal NeoplasmsCarcinoma, Ductal, BreastCarcinoma, Large CellPancreatectomyChromograninsPeritoneal NeoplasmsGene Expression Regulation, NeoplasticProto-Oncogene Proteins B-rafReceptor, Epidermal Growth FactorCarcinoma, Basal CellColorectal NeoplasmsKeratinsChromogranin AIntestinal NeoplasmsNeoplasm MetastasisLymphatic MetastasisHydroxyindoleacetic AcidCarcinoma, BronchogenicNeuroendocrine TumorsPancreaticoduodenectomyPapillomaviridaeMicrodissectionOctreotideAntineoplastic AgentsDNA, NeoplasmEndoscopy, GastrointestinalCarcinoma, Transitional CellColonic NeoplasmsNeoplasm ProteinsHistocytochemistryPyloric AntrumMicrosatellite RepeatsTreatment OutcomeMice, NudeTime FactorsCarcinoma, Adenoid CysticTomography, X-Ray ComputedCarcinoma, Intraductal, NoninfiltratingRNA, MessengerBreast NeoplasmsImmunoenzyme TechniquesThyroid NeoplasmsAntigens, Neoplasm