FemurFemur NeckBone DensityFemoral FracturesFemoral NeoplasmsFemur HeadAbsorptiometry, PhotonNeckFemoral Neck FracturesHip JointHip FracturesFracture Fixation, InternalHead and Neck NeoplasmsOsteoporosisHip ProsthesisArthroplasty, Replacement, HipHipOsteoporosis, PostmenopausalFractures, SpontaneousLumbar VertebraeFemur Head NecrosisBone Diseases, MetabolicOsteoarthritis, HipFracture Fixation, IntramedullaryGymnasticsFractures, UnunitedBone RemodelingBone NailsNeck PainHip DislocationFracture HealingOsteotomyHemiarthroplastyBone and BonesBone ScrewsWeight-BearingReoperationFractures, BoneRadiusCompressive StrengthProsthesis FailureCementationEpiphyses, SlippedAcetabulumProsthesis DesignHip Dislocation, CongenitalBone Density Conservation AgentsAlendronateBone CementsTractionFractures, StressBone PlatesFracture FixationHip InjuriesLegg-Calve-Perthes DiseaseBiomechanical PhenomenaSpineOsteonecrosisFinite Element AnalysisIliumReconstructive Surgical ProceduresDiaphysesTibiaRetrospective StudiesCadaverFollow-Up StudiesBone TransplantationPelvic BonesTreatment OutcomeTomography, X-Ray ComputedSlipped Capital Femoral EpiphysesOsteoporotic FracturesBone ResorptionPostmenopauseFemoracetabular ImpingementPostoperative ComplicationsGravidityProspective StudiesNeck InjuriesRange of Motion, ArticularBone NeoplasmsCalcification, PhysiologicArthroplastyDensitometryCalcium, DietaryProsthesis ImplantationBone MalalignmentStress, MechanicalOrthopedic ProceduresHylobatesTime FactorsNeurofibrosarcomaLeg Length InequalityProstheses and ImplantsSpinal FracturesArthroplasty, ReplacementRotationModels, AnatomicTensile StrengthFractures, Comminuted