RT Journal Article SR Electronic T1 Occupational Low Back Pain JF Annals of the Rheumatic Diseases JO Ann Rheum Dis FD BMJ Publishing Group Ltd and European League Against Rheumatism SP 760 OP 760 DO 10.1136/ard.44.11.760 VO 44 IS 11 A1 Anderson, J A D YR 1985 UL http://ard.bmj.com/content/44/11/760.abstract AB