Phantoms, ImagingPhantom LimbRadiometryArtifactsEquipment DesignImage Processing, Computer-AssistedRadiation DosageImaging, Three-DimensionalImage EnhancementEquipment Failure AnalysisReproducibility of ResultsAlgorithmsImage Interpretation, Computer-AssistedTransducersCrystallography, X-RayCone-Beam Computed TomographySensitivity and SpecificityModels, StructuralRadiographic Image Interpretation, Computer-AssistedTomography, X-Ray ComputedModels, AnatomicSignal-To-Noise RatioScattering, RadiationThermoluminescent DosimetryMonte Carlo MethodRadiation ProtectionComputer SimulationTomography, OpticalAmputation StumpsGamma CamerasMagnetic Resonance ImagingCrystallizationModels, MolecularTomographyElasticity Imaging TechniquesTomography, Emission-Computed, Single-PhotonBody BurdenPhotonsCalibrationRadiotherapy Planning, Computer-AssistedUltrasonicsUltrasonographyTomography Scanners, X-Ray ComputedRadio WavesSignal Processing, Computer-AssistedRelative Biological EffectivenessRadionuclide ImagingWhole Body ImagingGermaniumSubtraction TechniqueFilm DosimetryComputer-Aided DesignX-Ray DiffractionBreastFour-Dimensional Computed TomographyWhole-Body CountingPositron-Emission TomographyFiducial MarkersContrast MediaAcousticsProtein ConformationTechnetiumFeasibility StudiesEcho-Planar ImagingRadiotherapy DosageGelatinModels, TheoreticalTelluriumOptical PhenomenaFourier AnalysisModels, BiologicalTime FactorsParticle AcceleratorsData CompressionHealth PhysicsScintillation CountingAmputation, TraumaticMammographyHeadSoftwareRadiographic MagnificationPhotoacoustic TechniquesRadiography, ThoracicBrainMotionX-RaysMolecular Sequence DataTomography, Emission-ComputedSurgery, Computer-AssistedDiagnostic ImagingMovementMagnetic Resonance SpectroscopyBinding SitesTechnology, RadiologicThermographyWaterOptical ProcessesMagneticsAmino Acid SequenceRadiopharmaceuticals