Metacarpophalangeal JointRadiography, DentalRadiography, Dental, DigitalFinger JointRadiographyArthrographyScapulaSynovitisUltrasonographyMagnetic Resonance ImagingArthritis, RheumatoidRadiography, ThoracicTomography, X-Ray ComputedSensitivity and SpecificityReproducibility of ResultsRadiography, PanoramicProspective StudiesRadiographic Image EnhancementRadiography, BitewingX-Ray Intensifying ScreensRadiography, AbdominalX-Ray FilmMass Chest X-RayRadiography, Dual-Energy Scanned ProjectionRadiology Information SystemsRadiation DosageRadiology Department, HospitalTomography, X-RayRadiation ProtectionCone-Beam Computed TomographyRadiographic Image Interpretation, Computer-AssistedObserver VariationMandibleTooth RootForeign BodiesTreatment OutcomeAnkle InjuriesRadiographic MagnificationTechnology, RadiologicRetrospective StudiesImage Processing, Computer-AssistedDiagnostic ImagingTime FactorsThermoluminescent DosimetryCarpal BonesAnatomic LandmarksWrist JointFollow-Up StudiesRadiologySkull FracturesPhantoms, ImagingEquipment DesignSubtraction TechniqueSpinal InjuriesFemurSolitary Pulmonary NoduleImaging, Three-DimensionalKnee JointLumbar VertebraePatient PositioningPhysical ExaminationPneumoconiosisRadiography, InterventionalPredictive Value of TestsCervical VertebraeTechnetium Tc 99m MedronateFractures, BoneFoot InjuriesLungComputer Storage DevicesForeign-Body MigrationAnthracosisSpineFluoroscopyUnnecessary ProceduresMolarFrontal SinusitisRadionuclide ImagingEthmoid SinusitisPneumothoraxMaxillaEmergency Service, HospitalAlgorithmsCephalometryBody BurdenROC CurveMandibular FracturesUrographySphenoid SinusitisMetatarsophalangeal JointStatistics, NonparametricMaxillary SinusitisLung DiseasesEvaluation Studies as TopicNeck InjuriesOsteoarthritis, KneeDislocationsData DisplayAuscultationEquipment Failure Analysis