Bone DensityAbsorptiometry, PhotonOsteoporosisOsteoporosis, PostmenopausalFractures, BoneBone and BonesBone Diseases, MetabolicFemur NeckMineralsLumbar VertebraeFemurRadiusBone RemodelingBone ResorptionHipDensitometrySpineBone Density Conservation AgentsBone DevelopmentOsteocalcinAlendronateCalcaneusBone Demineralization, PathologicTibiaCalcium, DietaryParathyroid HormonePostmenopauseOsteoporotic FracturesSpinal FracturesDiphosphonatesBone DiseasesTomography, X-Ray ComputedVitamin DAlkaline PhosphataseCalcification, PhysiologicCollagen Type IPelvic BonesPremenopauseHip JointX-Ray MicrotomographyOsteogenesisBody CompositionRadiographic Image Interpretation, Computer-AssistedEtidronic AcidRisk FactorsFractures, SpontaneousMineral WatersMineral OilRadiographic Image EnhancementTeriparatideCross-Sectional StudiesHip FracturesBone MarrowReproducibility of ResultsMammographyOsteoblastsBody WeightBiological MarkersOsteoprotegerinOvariectomyWeight-BearingBone Marrow CellsBone RegenerationCalciumBone NeoplasmsAmenorrheaBone MatrixPhosphorusLow Density Lipoprotein Receptor-Related Protein-5RANK LigandBiomechanical PhenomenaProspective StudiesTime FactorsOsteoclastsMetacarpal BonesAge FactorsBody Mass IndexAgingBody HeightMenopauseAnthropometryHormone Replacement TherapyMetacarpusHand BonesToremifeneGlucocorticoidsEstrogen Replacement TherapyMandibleCalibrationPuberty, DelayedUlnaRegression AnalysisLinear ModelsVitamin D DeficiencyCase-Control StudiesFollow-Up StudiesAnorexia NervosaReceptors, CalcitriolBones of Upper ExtremityCholecalciferol