RT Journal Article SR Electronic T1 Proceedings: Heterogeneity of human synovial tissue cultures. JF Annals of the Rheumatic Diseases JO Ann Rheum Dis FD BMJ Publishing Group Ltd and European League Against Rheumatism SP 578 DO 10.1136/ard.33.6.578 VO 33 IS 6 A1 Marsh, J M A1 Spencer, S A1 Wiebkin, O A1 Maini, R N A1 Dumonde, D C A1 Muir, H YR 1974 UL http://ard.bmj.com/content/33/6/578.abstract AB