Carcinoma, Squamous CellRecurrenceNeoplasm Recurrence, LocalHead and Neck NeoplasmsMouth NeoplasmsNeoplasms, Squamous CellEsophageal NeoplasmsSkin NeoplasmsTongue NeoplasmsLaryngeal NeoplasmsNeoplasm StagingPrognosisTumor Markers, BiologicalImmunohistochemistryLung NeoplasmsRetrospective StudiesTreatment OutcomePancreatic NeoplasmsOropharyngeal NeoplasmsNeoplasmsNeoplasm InvasivenessFollow-Up StudiesAdenocarcinomaNeoplasms, Multiple PrimaryLymphatic MetastasisCarcinoma, Basal CellUterine Cervical NeoplasmsCombined Modality TherapyVulvar NeoplasmsKeratoacanthomaNeoplasms, Second PrimarySurvival RateNeoplasms, Cystic, Mucinous, and SerousGene Expression Regulation, NeoplasticSurvival AnalysisDNA, NeoplasmDisease-Free SurvivalLiver NeoplasmsNeoplasm ProteinsCell Line, TumorRisk FactorsPapillomavirus InfectionsPrecancerous ConditionsPharyngeal NeoplasmsNeoplasm MetastasisTime FactorsMouth MucosaTonsillar NeoplasmsGingival NeoplasmsPenile NeoplasmsAntigens, NeoplasmKaplan-Meier EstimateLip NeoplasmsPapillomaviridaeHypopharyngeal NeoplasmsBreast NeoplasmsTomography, X-Ray ComputedPalatal NeoplasmsPapillomaThyroid NeoplasmsNose NeoplasmsEye NeoplasmsNeck DissectionCarcinomaCisplatinKeratosisAnus NeoplasmsDisease ProgressionKeratosis, ActinicParotid NeoplasmsImmunoenzyme TechniquesUrinary Bladder NeoplasmsNeoplasms, Radiation-InducedBiopsyBone NeoplasmsKidney NeoplasmsRadiotherapy, AdjuvantCarcinoma, VerrucousCarcinoma in SituMaxillary NeoplasmsMandibular NeoplasmsAdenocarcinoma, MucinousKeratinsPredictive Value of TestsAntineoplastic AgentsSoft Tissue NeoplasmsTumor Suppressor Protein p53Neoplasms, ExperimentalConjunctival NeoplasmsNeoplasm GradingCarcinoma, PapillaryParanasal Sinus NeoplasmsOvarian NeoplasmsFatal OutcomePolymerase Chain ReactionCase-Control StudiesAdenomaProspective StudiesEsophagusProportional Hazards Models