Phantoms, ImagingPhantom LimbRadiometryRadiation DosageArtifactsTomography, X-Ray ComputedReproducibility of ResultsImage Processing, Computer-AssistedImaging, Three-DimensionalEquipment DesignEquipment Failure AnalysisImage EnhancementAlgorithmsImage Interpretation, Computer-AssistedCone-Beam Computed TomographyRadiographic Image Interpretation, Computer-AssistedSensitivity and SpecificityTransducersModels, AnatomicModels, StructuralThermoluminescent DosimetryRadiation ProtectionSignal-To-Noise RatioMonte Carlo MethodMagnetic Resonance ImagingAmputation StumpsScattering, RadiationTomography, Emission-Computed, Single-PhotonGamma CamerasBody BurdenTomography, OpticalComputer SimulationPositron-Emission TomographyRadiotherapy Planning, Computer-AssistedWhole Body ImagingRadionuclide ImagingElasticity Imaging TechniquesTomography Scanners, X-Ray ComputedUltrasonographyWhole-Body CountingTechnetiumCalibrationTomographySubtraction TechniqueRelative Biological EffectivenessUltrasonicsRadio WavesPhotonsFilm DosimetryFour-Dimensional Computed TomographyRadiopharmaceuticalsFiducial MarkersGermaniumBreastContrast MediaRadiotherapy DosageSignal Processing, Computer-AssistedTomography, Emission-ComputedRadiography, ThoracicComputer-Aided DesignFeasibility StudiesAcousticsGelatinEcho-Planar ImagingHeadParticle AcceleratorsBrainHealth PhysicsTelluriumAmputation, TraumaticSurgery, Computer-AssistedFluorodeoxyglucose F18MammographyRadiography, AbdominalData CompressionRadiographic MagnificationModels, TheoreticalMovementObserver VariationMotionSoftwareModels, BiologicalX-Ray Intensifying ScreensRespiratory-Gated Imaging TechniquesFluorine RadioisotopesTinnitusTime FactorsOptical Phenomena