FemurBone DensityBone and BonesBone RemodelingBone ResorptionBone MarrowBone DevelopmentBone NeoplasmsFemoral FracturesBone Marrow CellsBone DiseasesFemur NeckFemur HeadBone RegenerationBone TransplantationFemoral NeoplasmsBone MatrixTibiaBone Diseases, MetabolicBone Marrow TransplantationFractures, BoneBone SubstitutesDiaphysesOsteogenesisOsteoporosisFemoral Neck FracturesBone Morphogenetic ProteinsParietal BoneBone CementsBone Morphogenetic Protein 2Absorptiometry, PhotonFracture HealingTemporal BoneFracture Fixation, IntramedullaryX-Ray MicrotomographyCalcification, PhysiologicHumerusBone NailsBiomechanical PhenomenaBone PlatesOsteoclastsWeight-BearingBone CystsOsteocalcinLeg BonesOsteoblastsAlveolar Bone LossFemur Head NecrosisFractures, SpontaneousEpiphyses