SpineNeckHead and Neck NeoplasmsNeck PainNeck InjuriesCervical VertebraeLumbar VertebraeSpinal DiseasesFemoral Neck FracturesSpinal InjuriesThoracic VertebraeDendritesSpinal FusionCarcinoma, Squamous CellSpinal FracturesSpinal NeoplasmsBone DensitySynapsesHippocampusIntervertebral DiscTomography, X-Ray ComputedAbsorptiometry, PhotonSpinal Cord CompressionIntervertebral Disc DisplacementZygapophyseal JointKyphosisScoliosisLaminectomyBone ScrewsTreatment OutcomeSpinal CurvaturesNeuronal PlasticityOsteoporosisBack PainWhiplash InjuriesOrthopedic ProceduresLumbosacral RegionDecompression, SurgicalRange of Motion, ArticularLordosisSpinal CanalMagnetic Resonance ImagingPyramidal CellsSpinal OsteophytosisSpinal StenosisRetrospective StudiesDiskectomyTractionNeuronsHipOrthopedic Fixation DevicesDislocationsTuberculosis, SpinalOsteoporosis, PostmenopausalPostureSpondylolisthesisSpondylosisSilver StainingSpondylitisFemur NeckSacrumHeadAxisCadaverFractures, BoneIntervertebral Disc DegenerationRadiculopathyFollow-Up StudiesLow Back PainWeight-BearingAtlanto-Axial JointTime FactorsNeurosurgical ProceduresRadiographyBone Diseases, MetabolicImmobilizationPain MeasurementMyelographyProspective StudiesLaryngeal NeoplasmsManipulation, SpinalIliumPostoperative ComplicationsTotal Disc ReplacementReceptors, N-Methyl-D-AspartateSpinal Cord DiseasesModels, AnatomicOtorhinolaryngologic NeoplasmsOdontoid ProcessLigamentum FlavumReceptors, AMPAFracture Fixation, InternalDiscitisCA1 Region, HippocampalCombined Modality TherapyShoulder PainOssification of Posterior Longitudinal LigamentSpondylitis, AnkylosingFemurLong-Term Potentiation