84
have failed: a twenty-four-week clinical trial.
Arthritis Rheum 2010;62:1290-7.
75. Brulhart L, Nissen MJ, Chevallier P, Gabay C.
Tocilizumab in a patient with ankylosing
spondylitis and Crohn's disease refractory to TNF
antagonists. Joint Bone Spine 2010;77:625-6.
76. Henes JC, Horger M, Guenaydin I, Kanz L,
Koetter I. Mixed response to tocilizumab for
ankylosing
spondylitis.
Ann
Rheum
Dis
2010;69:2217-8.
77. Cohen JD, Ferreira R, Jorgensen C. Ankylosing
spondylitis refractory to tumor necrosis factor
blockade responds to tocilizumab. J Rheumatol
2011;38:1527.
78. Song IH, Heldmann F, Rudwaleit M, Haibel H,
Weiss A, Braun J, et al. Treatment of active
ankylosing spondylitis with abatacept: an open-
label, 24-week pilot study. Ann Rheum Dis
2011;70:1108-10.