Fractures, BonePhotonsHip FracturesFracture HealingBone and BonesBone DensitySpinal FracturesFemoral FracturesOsteoporosisFractures, SpontaneousFracture Fixation, InternalBone RemodelingFracture FixationFractures, ComminutedRadius FracturesOsteoporosis, PostmenopausalFemoral Neck FracturesFractures, StressOsteoporotic FracturesUlna FracturesBone Density Conservation AgentsAbsorptiometry, PhotonFemur NeckBone ResorptionFracture Fixation, IntramedullaryRib FracturesSkull FracturesDiphosphonatesMandibular FracturesBone Diseases, MetabolicFemurAccidental FallsBone DiseasesBone DevelopmentTooth FracturesWrist InjuriesRisk FactorsBone MarrowCalcaneusBone NeoplasmsFractures, CompressionLumbar VertebraeAlendronateBone PlatesIntra-Articular FracturesPelvic BonesBone Marrow CellsRadiusBone NailsEtidronic AcidRisk AssessmentForearm InjuriesHipOrbital FracturesTomography, X-Ray ComputedTomography, Emission-Computed, Single-PhotonBony CallusColles' FractureBone RegenerationBone TransplantationBone ScrewsProspective StudiesIncidenceTibiaPostmenopauseSpineBiomechanical PhenomenaX-Ray MicrotomographyBone MatrixPeriprosthetic FracturesTreatment OutcomeFollow-Up StudiesOsteogenesisThoracic VertebraeHumerusTime FactorsRetrospective StudiesBone WiresCalcium, DietaryCasts, SurgicalCohort StudiesVitamin DBone Marrow TransplantationFinite Element AnalysisExternal FixatorsBone CementsRiskMaxillary FracturesZygomatic FracturesCompressive StrengthBone SubstitutesDiaphysesCase-Control StudiesAge FactorsOsteoblastsWeight-BearingClaviclePhantoms, ImagingTarsal BonesBone Morphogenetic Proteins