PT - JOURNAL ARTICLE AU - JEAN-DAVID COHEN AU - ROSANNA FERREIRA AU - CHRISTIAN JORGENSEN TI - Ankylosing Spondylitis Refractory to Tumor Necrosis Factor Blockade Responds to Tocilizumab AID - 10.3899/jrheum.110265 DP - 2011 Jul 01 TA - The Journal of Rheumatology PG - 1527--1527 VI - 38 IP - 7 4099 - http://www.jrheum.org/content/38/7/1527.1.short 4100 - http://www.jrheum.org/content/38/7/1527.1.full SO - J Rheumatol2011 Jul 01; 38