RT Journal Article SR Electronic T1 Exercise and Osteoarthritis: Not Necessarily an All-or-Nothing Proposition! JF The Journal of Rheumatology JO J Rheumatol FD The Journal of Rheumatology SP 672 OP 674 DO 10.3899/jrheum.111340 VO 39 IS 4 A1 ALLAN C. GELBER YR 2012 UL http://www.jrheum.org/content/39/4/672.abstract AB