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UltrasonographyRadiation DosageRadiation, IonizingRadiation InjuriesUltrasonography, Doppler, ColorDose-Response Relationship, RadiationRadiation ToleranceRadiationUltrasonography, DopplerRadiation ProtectionRadiation MonitoringUltrasonography, PrenatalRadiation OncologyEndosonographyUltrasonography, Doppler, DuplexCosmic RadiationRadiation Injuries, ExperimentalUltrasonography, MammaryUltrasonography, Doppler, PulsedRadiation PneumonitisUltrasonography, InterventionalNeoplasms, Radiation-InducedGamma RaysSensitivity and SpecificityTomography, X-Ray ComputedBackground RadiationRadiotherapyUltrasonography, Doppler, TranscranialRadiometryRadiotherapy DosageUltraviolet RaysRadiation EffectsProspective StudiesCombined Modality TherapySulfur HexafluorideContrast MediaRadiation-Sensitizing AgentsRadiation-Protective AgentsRetrospective StudiesPregnancyReproducibility of ResultsAcute Radiation SyndromeTreatment OutcomeImaging, Three-DimensionalPredictive Value of TestsUrographyRadioactive Hazard ReleaseTime FactorsCobalt RadioisotopesRadiobiologyRadiotherapy, ConformalX-RaysRadiation Hybrid MappingBlood Flow VelocityFollow-Up StudiesMagnetic Resonance ImagingDose FractionationScrotumFetal DiseasesRadiotherapy, Intensity-ModulatedFluoroscopyBrachytherapyRadiographyDNA DamageLinear Energy TransferCystsRadiodermatitisPreoperative CareRadiotherapy Planning, Computer-AssistedDiagnostic ImagingPalpationRadiotherapy, AdjuvantLiver NeoplasmsAbdomenCarotid Artery DiseasesRadiation GeneticsThyroid NoduleLeukemia, Radiation-InducedNuclear WarfareNeoplasm StagingBody BurdenSynchrotronsRadiation, NonionizingImage EnhancementCarotid ArteriesRisk FactorsRelative Biological EffectivenessObserver VariationElectromagnetic RadiationToe JointGallbladderRectumParticle AcceleratorsCesium RadioisotopesGestational AgeOvarian CystsVaginaEchoencephalographyMetacarpophalangeal JointTransducers