RT Journal Article SR Electronic T1 Interleukin 6 Targeting in Refractory Takayasu Arteritis: Serial Noninvasive Imaging is Mandatory to Monitor Efficacy JF The Journal of Rheumatology JO J Rheumatol FD The Journal of Rheumatology SP 1941 OP 1944 DO 10.3899/jrheum.131232 VO 40 IS 12 A1 TARYN YOUNGSTEIN A1 JUSTIN C. MASON YR 2013 UL http://www.jrheum.org/content/40/12/1941.abstract AB