RT Journal Article SR Electronic T1 Efficacy and safety of etanercept in the treatment of scleroderma-associated joint disease. JF The Journal of Rheumatology JO J Rheumatol FD The Journal of Rheumatology SP 1636 OP 1637 VO 34 IS 7 A1 Gordon K Lam A1 Laura K Hummers A1 Adrianne Woods A1 Fredrick M Wigley YR 2007 UL http://www.jrheum.org/content/34/7/1636.abstract AB