Spondylitis, AnkylosingSpinal FracturesSpondylitisFractures, BoneSpinal InjuriesThoracic VertebraeFracture HealingHip FracturesLumbar VertebraeFracture Fixation, InternalSpinal CordFractures, SpontaneousFemoral FracturesSpinal Cord InjuriesSpineOrthopedic Fixation DevicesFracture FixationFractures, ComminutedSpinal FusionBack PainHLA-B27 AntigenOsteoporotic FracturesRadius FracturesCervical VertebraeFractures, StressFemoral Neck FracturesUlna FracturesSacroiliac JointFracture Fixation, IntramedullaryTreatment OutcomeRib FracturesSkull FracturesMandibular FracturesTomography, X-Ray ComputedPain MeasurementRetrospective StudiesTooth FracturesSpinal DiseasesFractures, CompressionMagnetic Resonance ImagingIntra-Articular FracturesOsteoporosisSpondylarthritisTuberculosis, SpinalAntirheumatic AgentsInjections, SpinalBone PlatesBone NailsOrbital FracturesSpinal NervesSpinal Cord CompressionSpinal Cord DiseasesAnesthesia, SpinalColles' FractureSpinal CanalBone ScrewsBone DensitySpinal NeoplasmsBony CallusSpinal Nerve RootsSpondylarthropathiesKyphosisSpinal Cord NeoplasmsSeverity of Illness IndexPeriprosthetic FracturesArthritisBlood SedimentationSpinal StenosisWrist InjuriesCasts, SurgicalIritisClavicleArthritis, ReactiveBone WiresArthritis, PsoriaticRheumatic DiseasesFollow-Up StudiesMaxillary FracturesPseudarthrosisTractionExternal FixatorsAccidental FallsZygomatic FracturesRecovery of FunctionBalneologyOsteoporosis, PostmenopausalRange of Motion, ArticularUveitis, AnteriorForearm InjuriesBone Density Conservation AgentsMuscular Atrophy, SpinalPelvic BonesArthritis, RheumatoidProspective StudiesOsteotomyTime FactorsOrthopedic ProceduresAnkle InjuriesInternal FixatorsAbsorptiometry, Photon