OsteoporosisBone Diseases, MetabolicOsteoporosis, PostmenopausalBone DensityBone 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 2AgingIliumAge FactorsCompressive StrengthAccidental FallsDisease Models, AnimalMass ScreeningCell DifferentiationBone MatrixBiomechanical PhenomenaAging, PrematureHyper-IgM Immunodeficiency Syndrome, Type 1Acid PhosphataseHyperparathyroidismSpinal InjuriesTime FactorsCalcifediolProcollagenTreatment OutcomeCalcitriolBone Morphogenetic ProteinsRetrospective StudiesAnorexia NervosaRisk AssessmentAcid-Base ImbalanceMetacarpusJaw DiseasesMice, KnockoutMice, Transgenic