RadiographyRadiography, ThoracicRadiography, Dental, DigitalRadiography, PanoramicRadiography, BitewingRadiographic Image EnhancementRadiography, AbdominalX-Ray Intensifying ScreensAmyotrophic Lateral SclerosisX-Ray FilmTomography, X-Ray ComputedMass Chest X-RayLateral Line SystemRadiography, Dual-Energy Scanned ProjectionMetacarpophalangeal JointArthrographyRadiology Information SystemsRadiology Department, HospitalMagnetic Resonance ImagingMandibleRadiation DosageTomography, X-RaySensitivity and SpecificityHypothalamic Area, LateralAnkle InjuriesLateral VentriclesRadiation ProtectionReproducibility of ResultsCone-Beam Computed TomographyObserver VariationTooth RootRadiographic Image Interpretation, Computer-AssistedForeign BodiesKnee JointFinger JointFemurTechnology, RadiologicPatient PositioningRadiographic MagnificationLumbar VertebraeImage Processing, Computer-AssistedCarpal BonesSkull FracturesSpinal InjuriesThermoluminescent DosimetryGeniculate BodiesMaxillaWrist JointFoot InjuriesDiagnostic ImagingRadiologySpineRetrospective StudiesFractures, BoneUltrasonographyPhysical ExaminationAnatomic LandmarksSolitary Pulmonary NoduleCadaverJoint InstabilityProspective StudiesOsteoarthritis, KneeTibiaDislocationsPneumoconiosisSubtraction TechniqueMolarComputer Storage DevicesTechnetium Tc 99m MedronateAnthracosisForeign-Body MigrationRadiography, InterventionalTime FactorsRange of Motion, ArticularPhantoms, ImagingUnnecessary ProceduresSpinal FusionCervical VertebraeFrontal SinusitisFollow-Up StudiesImaging, Three-DimensionalFluoroscopyLigaments, ArticularEthmoid SinusitisLateral Ligament, AnkleTreatment OutcomeMetatarsophalangeal JointTooth ApexNeck InjuriesIncisorPneumothoraxLungEmergency Service, HospitalCuspidSphenoid SinusitisUrographySynovitisAtlanto-Axial JointThoracic InjuriesMandibular Fractures