OsteoporosisBone Diseases, MetabolicBone DensityOsteoporosis, PostmenopausalBone Density Conservation AgentsAbsorptiometry, PhotonBone and BonesFractures, BoneOsteoporotic FracturesBone RemodelingAlendronateDiphosphonatesBone ResorptionFractures, SpontaneousFemur NeckLumbar VertebraeFemurOsteoblastsEtidronic AcidOsteocalcinOsteogenesisOsteoclastsSpinal FracturesBone DevelopmentSpineTeriparatideOvariectomyBone Demineralization, PathologicTibiaBone DiseasesRANK LigandParathyroid HormoneOsteoprotegerinCalcaneusRadiusRaloxifeneVitamin DAlkaline PhosphataseGlucocorticoidsCalcium, DietaryHipCollagen Type IOsteomalaciaHip FracturesRisk FactorsCalcification, PhysiologicX-Ray MicrotomographyPostmenopauseDensitometryEstrogen Replacement TherapyCalciumPuberty, DelayedBiological MarkersMineralsSelective Estrogen Receptor ModulatorsCore Binding Factor Alpha 1 SubunitOsteocytesPrevalenceVitamin D DeficiencyCalcitoninOsteonecrosisYin-YangHydroxycholecalciferolsReceptor Activator of Nuclear Factor-kappa BOsteogenesis ImperfectaHip JointCross-Sectional StudiesBody WeightHypogonadismPhosphorusVitamin K 2Aging