Carcinoma, NeuroendocrineCarcinoma, Large CellNeuroendocrine TumorsCarcinomaCarcinoma, Squamous CellCarcinoid TumorCarcinoma, HepatocellularCarcinoma, Small CellCarcinoma, Merkel CellImmunohistochemistryNeurosecretory SystemsLung NeoplasmsNeoplasms, Complex and MixedTumor Markers, BiologicalChromograninsLiver NeoplasmsNeuroendocrine CellsFatal OutcomeNeoplasms, MesothelialSynaptophysinCommon Bile Duct NeoplasmsCarcinoma in SituChromogranin AAdenocarcinomaAmpulla of VaterPancreatic NeoplasmsCarcinoma, PapillaryThymus NeoplasmsPrognosisGastrointestinal NeoplasmsNeoplasms, Multiple PrimaryBronchial NeoplasmsLaryngeal NeoplasmsNeoplasm StagingCarcinoma, MedullaryParanasal Sinus NeoplasmsCarcinoma, Ductal, BreastCarcinoma, Basal CellGallbladder NeoplasmsTomography, X-Ray ComputedTreatment OutcomeCarcinoma, BronchogenicNeoplasm InvasivenessRetrospective StudiesImmunoenzyme TechniquesSkin NeoplasmsLymphatic MetastasisOctreotideAntigens, CD30Carcinoma, Transitional CellStomach NeoplasmsTissue Array AnalysisIleal NeoplasmsAnal SacsCell Line, TumorBiopsyLymphoma, Large B-Cell, DiffuseBreast NeoplasmsNeoplasm MetastasisCarcinoma, Intraductal, NoninfiltratingHead and Neck NeoplasmsCombined Modality TherapyCarcinoma, Adenoid CysticGene Expression Regulation, NeoplasticTumor Cells, CulturedSurvival AnalysisBiliary Tract NeoplasmsEnterochromaffin CellsSurvival RateNose NeoplasmsEtoposideAntineoplastic Combined Chemotherapy ProtocolsKeratinsThyroid NeoplasmsNeoplasm Recurrence, LocalCarcinoma, LobularCisplatinAntineoplastic AgentsUterine Cervical NeoplasmsNasopharyngeal NeoplasmsLoss of HeterozygosityCarcinoma, AdenosquamousDisease-Free SurvivalKaplan-Meier EstimateNeoplasm ProteinsTumor Suppressor Protein p53Genes, p16CalcitoninCarcinoma, MucoepidermoidDNA, NeoplasmMediastinal NeoplasmsCat DiseasesFollow-Up StudiesCarcinoma, EndometrioidPancreaticoduodenectomyRNA, MessengerCarcinoma, EmbryonalEsophageal NeoplasmsMouth NeoplasmsNeuroendocrine Secretory Protein 7B2