Sensitivity and SpecificityRadiation DosageRadiation, IonizingRadiation InjuriesDose-Response Relationship, RadiationRadiation ToleranceRadiationRadiation ProtectionRadiation MonitoringReproducibility of ResultsPositron-Emission TomographyLimit of DetectionPolymerase Chain ReactionRadiopharmaceuticalsRadiation OncologyTime FactorsTomography, Emission-ComputedOtoacoustic Emissions, SpontaneousPredictive Value of TestsFluorodeoxyglucose F18Biosensing TechniquesTomography, Emission-Computed, Single-PhotonCosmic RadiationRadiation Injuries, ExperimentalAlgorithmsTomography, X-Ray ComputedGamma RaysRadiation PneumonitisUltraviolet RaysROC CurveNeoplasms, Radiation-InducedMolecular Sequence DataRadiotherapyVehicle EmissionsImmunoassayBackground RadiationRadiometryReagent Kits, DiagnosticFalse Positive ReactionsSpectrometry, FluorescenceFluorescent DyesMagnetic Resonance ImagingEnzyme-Linked Immunosorbent AssayEvaluation Studies as TopicRadiotherapy DosageEquipment DesignRadiation EffectsFluorine RadioisotopesMolecular Diagnostic TechniquesProspective StudiesBiological MarkersBase SequenceMutationCombined Modality TherapyRadiation-Sensitizing AgentsImage Processing, Computer-AssistedLuminescent MeasurementsBacteriological TechniquesBrainContrast SensitivityRetrospective StudiesFluorescenceCalibrationDNA PrimersFalse Negative ReactionsX-RaysRadiation-Protective AgentsDNA DamageCell Line, TumorNucleic Acid Amplification TechniquesPhotonsLuminescenceDiagnostic ImagingNeoplasmsVirologyPhantoms, ImagingKineticsBreast NeoplasmsModels, BiologicalReference StandardsTreatment OutcomeSequence Analysis, DNAEquipment Failure AnalysisC-Reactive ProteinTumor Markers, BiologicalChromatography, High Pressure LiquidTemperatureAcute Radiation SyndromeGreenhouse EffectMultimodal ImagingCobalt RadioisotopesRadioisotopesDose-Response Relationship, DrugConductometryDNA, BacterialPrognosisDNAImage EnhancementRadioactive Hazard ReleaseSpecies Specificity