Osteoarthritis, KneeKnee JointOsteoarthritisOsteoarthritis, SpineKneePatellofemoral JointZygapophyseal JointArthroplasty, Replacement, KneeCartilage, ArticularFinger JointKnee InjuriesCarpometacarpal JointsKnee ProsthesisOsteoarthritis, HipJointsHip Dysplasia, CanineThumbSpinal DiseasesTemporomandibular Joint DisordersMenisci, TibialLumbar VertebraeFemurRange of Motion, ArticularIntervertebral DiscJoint DiseasesAnterior Cruciate LigamentTibiaWeight-BearingPatellaBiomechanical PhenomenaJoint InstabilityArthralgiaInjections, Intra-ArticularSynovial FluidHip JointArthroscopyPainAnkle JointSynovial MembranePain MeasurementChondrocytesOsteophyteCartilage DiseasesSynovitisMedial Collateral Ligament, KneeStifleGaitIntervertebral Disc DegenerationMagnetic Resonance ImagingTreatment OutcomeSeverity of Illness IndexBone MalalignmentKnee DislocationCartilageArthritis, RheumatoidQuadriceps MuscleTarsal JointsArthritis, ExperimentalLigaments, ArticularArthrographyArthritisHand JointsWrist JointOsteotomyArthroplastyFollow-Up StudiesRecovery of FunctionPosterior Cruciate LigamentDisease ProgressionRuptureHindlimbOsteochondritisJoint CapsuleAcromioclavicular JointHyaluronic AcidPatellar LigamentTime FactorsIntervertebral Disc DisplacementCadaverWalkingCollagen Type IIMuscle StrengthCarpal BonesShoulder JointReproducibility of ResultsTendonsChondrocalcinosisMatrilin ProteinsDisability EvaluationJoint Deformities, AcquiredArthroplasty, Replacement, HipCervical VertebraeArthrometry, ArticularDisease Models, AnimalCartilage Oligomeric Matrix ProteinMicroscopy, ElectronOrthopedic ProceduresAgingProspective StudiesExostoses