Knee JointFractures, BoneFracture HealingHip FracturesKneeOsteoarthritis, KneeFemoral FracturesSpinal FracturesFracture Fixation, InternalArthroplasty, Replacement, KneeFractures, ComminutedFracture FixationKnee InjuriesKnee ProsthesisOsteoporotic FracturesRadius FracturesFractures, SpontaneousFractures, StressFemoral Neck FracturesUlna FracturesFracture Fixation, IntramedullaryRib FracturesSkull FracturesMandibular FracturesTooth FracturesIntra-Articular FracturesFractures, CompressionRange of Motion, ArticularBone NailsBone PlatesOsteoporosisOrbital FracturesColles' FractureBony CallusBone DensityTibiaPeriprosthetic FracturesBone ScrewsBiomechanical PhenomenaTreatment OutcomeCasts, SurgicalWrist InjuriesWeight-BearingBone WiresKnee DislocationPatellaMaxillary FracturesAccidental FallsExternal FixatorsZygomatic FracturesRecovery of FunctionOsteoporosis, PostmenopausalRetrospective StudiesAnterior Cruciate LigamentBone MalalignmentFollow-Up StudiesForearm InjuriesBone Density Conservation AgentsThoracic VertebraeProsthesis FailureClavicleAnkle InjuriesPelvic BonesFibulaDislocationsMenisci, TibialCartilage, ArticularPostoperative ComplicationsArthralgiaArthroscopyProspective StudiesMedial Collateral Ligament, KneeReoperationLigaments, ArticularOrthopedic ProceduresDiaphysesMultiple TraumaPain MeasurementLumbar VertebraeOsteoarthritisProsthesis DesignCalcaneusTractionPainRisk FactorsJoint InstabilityArthroplasty, Replacement, HipBone CementsInternal FixatorsAthletic InjuriesCarpal BonesAbsorptiometry, PhotonTime FactorsOdontoid ProcessFemur NeckVertebroplastyElbow JointPosterior Cruciate LigamentGaitInjury Severity Score