RT Journal Article SR Electronic T1 Synovectomy of the knee in rheumatoid arthritis. I. Short-term observations. JF Annals of the Rheumatic Diseases JO Ann Rheum Dis FD BMJ Publishing Group Ltd and European League Against Rheumatism SP 564 DO 10.1136/ard.29.5.564-a VO 29 IS 5 A1 Camp, A V YR 1970 UL http://ard.bmj.com/content/29/5/564.1.abstract AB