European Spine Journal · 2006 · 180 citations · 45 references
MedicineOrthopaedic SurgeryOrthopedic SurgeryDiagnostic ImagingDiagnostic RadiologySpine SurgeryIntervertebral Disc DiseaseRadiographic AssessmentSpinal AnatomySpinal AssessmentSpinal DisordersSpine DisordersCervical Disc DiseaseCervical Spine AnatomyInterobserver Agreement In StagingIntervertebral Disc AssessmentIntervertebral Disc DegenerationIntervertebral Disc PathologyIntervertebral DiscsRadiographic Severity Grading
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The Measurement of Observer Agreement for Categorical Data
J. Richard Landis, Gary G. Koch · Biometrics · 1977 · 78.9K citations · Full text
Radiological Assessment of Osteo-Arthrosis
Jan Kellgren, J. S. Lawrence · Annals of the Rheumatic Diseases · 1957 · 12.4K citations · Full text
Magnetic Resonance Classification of Lumbar Intervertebral Disc Degeneration
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Degenerative disk disease: assessment of changes in vertebral body marrow with MR imaging.
Michael T. Modic, P M Steinberg, Jeffrey S. Ross et al. · Radiology · 1988 · 2.1K citations