OsteoporosisBone DensityBone Diseases, MetabolicBone and BonesOsteoporosis, PostmenopausalBone RemodelingAbsorptiometry, PhotonBone Density Conservation AgentsBone ResorptionFractures, BoneFemur NeckFemurLumbar VertebraeBone DevelopmentDiphosphonatesAlendronateOsteoporotic FracturesRadiusBone DiseasesOsteocalcinFractures, SpontaneousOsteogenesisSpineOsteoblastsTibiaOsteoclastsEtidronic AcidCalcaneusHipBone MarrowCalcium, DietaryBone Marrow CellsSpinal FracturesBone Demineralization, PathologicParathyroid HormoneDensitometryAlkaline PhosphataseBone NeoplasmsBone RegenerationOvariectomyVitamin DRANK LigandX-Ray MicrotomographyBone MatrixOsteoprotegerinHip FracturesCalcification, PhysiologicCollagen Type IGlucocorticoidsPostmenopauseTeriparatideRaloxifeneMineralsRisk FactorsCalciumBone TransplantationMetacarpusTomography, X-Ray ComputedEstrogen Replacement TherapyArm BonesIliumBone Morphogenetic ProteinsBiological MarkersPelvic BonesWeight-BearingBone Marrow TransplantationBiomechanical PhenomenaOsteomalaciaMenopauseTime FactorsCross-Sectional StudiesBody WeightAgingOsteocytesBone Morphogenetic Protein 2PhosphorusCalcitoninHip JointCompressive StrengthAge FactorsBone CementsOsseointegrationOsteogenesis ImperfectaBone SubstitutesCell DifferentiationVitamin D DeficiencySelective Estrogen Receptor ModulatorsAlveolar Bone LossMandibleDisease Models, AnimalAnorexia NervosaHydroxycholecalciferolsHypogonadismSkullPrevalenceCore Binding Factor Alpha 1 SubunitMice, Inbred C57BLPopulation DensityAcid PhosphataseFollow-Up Studies