Lumbar VertebraeThoracic VertebraeSpineSpondylolysisCervical VertebraeBone DensityBone and BonesSacrumSpinal FracturesSpinal NeoplasmsBiomechanical PhenomenaSpondylolisthesisLumbosacral RegionSpinal FusionFemurRibsSpinal DiseasesOsteoporosisBone ScrewsWeight-BearingTomography, X-Ray ComputedPolymethyl MethacrylateInternal FixatorsIntervertebral DiscSpinal CanalX-Ray MicrotomographyIliumZygapophyseal JointBone DevelopmentCompressive StrengthBone Diseases, MetabolicScoliosisOvariectomyAbsorptiometry, PhotonTibiaAlendronateOptical RotationBone ResorptionIntervertebral Disc DisplacementMagnetic Resonance ImagingOsteoporosis, PostmenopausalBone RemodelingImaging, Three-DimensionalBone Density Conservation AgentsVertebroplastyOsteocalcinRange of Motion, ArticularFractures, CompressionAlkaline PhosphataseMeatCervical AtlasCadaverKyphosisLow Back PainBody WeightImage Processing, Computer-AssistedSex CharacteristicsMovementReflex, Vestibulo-OcularOrthopedic Fixation DevicesTorsion AbnormalitySpinal CurvaturesTreatment OutcomeTime FactorsBone MarrowTailMuscle, SkeletalHead MovementsRats, Sprague-DawleyDinosaursBone CementsModels, AnatomicPostureBody CompositionScapulaKyphoplastyHumerusFinite Element AnalysisLordosisVestibule, LabyrinthTuberculosis, SpinalShoulder JointSemicircular CanalsLaminectomyOrthopedic ProceduresSpinal InjuriesShoulderAge Determination by SkeletonFluoroscopySpinal Cord CompressionAccelerationAdipose TissueTorsion, MechanicalKlippel-Feil SyndromeTorqueDecalcification TechniqueSomitesJoint InstabilitySpina Bifida OccultaEye Movements