RT Journal Article SR Electronic T1 Proceedings: Discography in assessment of lumbar disc disease. JF Annals of the Rheumatic Diseases JO Ann Rheum Dis FD BMJ Publishing Group Ltd and European League Against Rheumatism SP 466 OP 467 DO 10.1136/ard.34.5.466-c VO 34 IS 5 A1 Patton, J T YR 1975 UL http://ard.bmj.com/content/34/5/466.3.abstract AB