RT Journal Article SR Electronic T1 Effects of prostaglandins PGE1, PGE2, PGF1alpha, and PGF2gamma on the synovial microcirculation. JF Annals of the Rheumatic Diseases JO Ann Rheum Dis FD BMJ Publishing Group Ltd and European League Against Rheumatism SP 540 OP 541 DO 10.1136/ard.34.6.540 VO 34 IS 6 A1 D M Grennan A1 I J Zeitlin A1 W S Mitchell A1 W C Dick YR 1975 UL http://ard.bmj.com/content/34/6/540.abstract AB