Bone DensityDensitometryAbsorptiometry, PhotonOsteoporosisBone and BonesFemur NeckLumbar VertebraeFemurMineralsBone Diseases, MetabolicBone RemodelingOsteoporosis, PostmenopausalFractures, BoneRadiusBone ResorptionHipSpineBone Density Conservation AgentsBlood Protein ElectrophoresisBone DevelopmentOsteocalcinAlendronateComputersCalcaneusTibiaBone Demineralization, PathologicCalcium, DietaryParathyroid HormonePostmenopauseOsteoporotic FracturesSpinal FracturesDiphosphonatesBone DiseasesVitamin DAlkaline PhosphataseCalcification, PhysiologicCollagen Type IPelvic BonesCalibrationPremenopauseHip JointX-Ray MicrotomographyBody CompositionOsteogenesisEtidronic AcidFractures, SpontaneousMineral WatersMineral OilCross-Sectional StudiesTeriparatideHip FracturesBiological MarkersBone MarrowBody WeightOsteoblastsTomography, X-Ray ComputedOsteoprotegerinOvariectomyCalciumWeight-BearingRisk FactorsBone Marrow CellsTime FactorsBone RegenerationBone NeoplasmsProspective StudiesAmenorrheaBone MatrixPhosphorusBiomechanical PhenomenaLow Density Lipoprotein Receptor-Related Protein-5RANK LigandAge FactorsOsteoclastsMetacarpal BonesAgingAnthropometryBody Mass IndexBody HeightElectrophoresis, Polyacrylamide GelMenopauseReproducibility of ResultsHormone Replacement TherapyRegression AnalysisLinear ModelsMetacarpusMandibleHand BonesGlucocorticoidsToremifeneEstrogen Replacement TherapyReference ValuesUlnaCase-Control StudiesPuberty, DelayedVitamin D DeficiencyFollow-Up StudiesAnalysis of VarianceAnorexia NervosaLongitudinal Studies