RT Journal Article SR Electronic T1 Diseases of Connective Tissue JF Annals of the Rheumatic Diseases JO Ann Rheum Dis FD BMJ Publishing Group Ltd and European League Against Rheumatism SP 583 OP 583 DO 10.1136/ard.38.6.583-c VO 38 IS 6 A1 Malcolm I. V. Jayson YR 1979 UL http://ard.bmj.com/content/38/6/583.3.abstract AB