RT Journal Article SR Electronic T1 Reduction of Knee Pain by Effusion Reduction JF The Journal of Rheumatology JO J Rheumatol FD The Journal of Rheumatology SP 2199 OP 2199 DO 10.3899/jrheum.160790 VO 43 IS 12 A1 BRUCE ROTHSCHILD YR 2016 UL http://www.jrheum.org/content/43/12/2199.3.abstract AB