Lumbar VertebraeThoracic VertebraeSpineSpondylolysisGene Transfer, HorizontalCervical VertebraeBone DensityBone and BonesSacrumSpinal FracturesSpinal NeoplasmsRetinal Horizontal CellsSpondylolisthesisLumbosacral RegionSpinal FusionOsteoporosisRibsSpinal DiseasesFemurBiomechanical PhenomenaPolymethyl MethacrylateWeight-BearingTomography, X-Ray ComputedBone ScrewsSpinal CanalIntervertebral DiscInternal FixatorsX-Ray MicrotomographyIliumBone DevelopmentZygapophyseal JointCompressive StrengthBone Diseases, MetabolicOvariectomyAbsorptiometry, PhotonAlendronateScoliosisTibiaBone ResorptionIntervertebral Disc DisplacementOsteoporosis, PostmenopausalBone RemodelingMagnetic Resonance ImagingBone Density Conservation AgentsVertebroplastyOsteocalcinFractures, CompressionImaging, Three-DimensionalAlkaline PhosphataseMeatCervical AtlasKyphosisBody WeightRotationLow Back PainSex CharacteristicsPhylogenyImage Processing, Computer-AssistedTime FactorsSpinal CurvaturesRetinaTailBone MarrowRats, Sprague-DawleyEye MovementsDinosaursTreatment OutcomeCadaverMuscle, SkeletalBody CompositionBone CementsOrthopedic Fixation DevicesKyphoplastyVision, BinocularPerchesPostureConvergence, OcularTuberculosis, SpinalReflex, Vestibulo-OcularOculomotor MusclesVision DisparitySkates (Fish)LordosisLaminectomyPhotic StimulationAge Determination by SkeletonAdipose TissueEvolution, MolecularGoldfishNystagmus, PathologicSemicircular CanalsSpinal Cord CompressionSpinal InjuriesFinite Element AnalysisKlippel-Feil SyndromeFixation, OcularOrientationModels, AnatomicDecalcification TechniqueNystagmus, Physiologic