Cone-Beam Computed TomographyRadiotherapyRadiotherapy DosageRadiotherapy, ConformalRetinal Cone Photoreceptor CellsRadiotherapy, AdjuvantRadiotherapy Planning, Computer-AssistedRadiography, DentalGrowth ConesRadiotherapy, Intensity-ModulatedRadiotherapy, High-EnergyFiducial MarkersCombined Modality TherapyRadiography, Dental, DigitalRadiographic Image EnhancementRadiation DosageRadiotherapy, Computer-AssistedRadiotherapy, Image-GuidedThermoluminescent DosimetryMandiblePhantoms, ImagingDose FractionationRadiation InjuriesCone OpsinsTomography Scanners, X-Ray ComputedImaging, Three-DimensionalMandibular CondyleTemporomandibular JointJaw, EdentulousRadiographic Image Interpretation, Computer-AssistedDimensional Measurement AccuracyRadiation OncologyTooth RootFour-Dimensional Computed TomographyBrachytherapyParticle AcceleratorsRadiography, PanoramicPeriapical DiseasesDose-Response Relationship, RadiationAlveolar ProcessTreatment OutcomeX-Ray Intensifying ScreensPatient PositioningRadiometryRadiosurgeryRelative Biological EffectivenessTooth, ImpactedCuspidImage Processing, Computer-AssistedTooth FracturesHead and Neck NeoplasmsCephalometryNeoplasm Recurrence, LocalArtifactsX-Ray FilmAnatomic LandmarksNeoplasm StagingOrgans at RiskMandibular DiseasesRetrospective StudiesChemoradiotherapyTemporal BoneAnatomy, Cross-SectionalHeavy IonsMaxillary SinusTomography, X-Ray ComputedRadiographic MagnificationReproducibility of ResultsCadaverEquipment DesignAntineoplastic Combined Chemotherapy ProtocolsSkull BaseRadiation ProtectionDisease-Free SurvivalNasopharyngeal NeoplasmsRadiography, BitewingBrain NeoplasmsHeavy Ion RadiotherapyCarcinoma, Squamous CellTooth, UneruptedProton TherapyRadiation ToleranceMaxillaOptically Stimulated Luminescence DosimetryRetinal Rod Photoreceptor CellsOrthodonticsSurvival RateTemporomandibular Joint DisordersRoot ResorptionLung NeoplasmsRadiation-Sensitizing AgentsSialographyFollow-Up StudiesSurvival AnalysisProstatic NeoplasmsRectal NeoplasmsTooth, NonvitalTooth SocketObserver VariationMolar