TY - GEN AU - Song,I-H AU - Heldmann,F AU - Rudwaleit,M AU - Listing,J AU - Appel,H AU - Braun,J AU - Sieper,J TI - Different response to rituximab in tumor necrosis factor blocker-naive patients with active ankylosing spondylitis and in patients in whom tumor necrosis factor blockers have failed: a twenty-four-week clinical trial SN - 1529-0131 PY - 2010///0614 KW - Adult KW - Antibodies, Monoclonal KW - administration & dosage KW - Antibodies, Monoclonal, Murine-Derived KW - Antigens, CD20 KW - metabolism KW - Antirheumatic Agents KW - B-Lymphocytes KW - cytology KW - Drug Resistance KW - Female KW - Humans KW - Injections, Intravenous KW - Male KW - Middle Aged KW - Rituximab KW - Spondylitis, Ankylosing KW - drug therapy KW - Treatment Outcome KW - Tumor Necrosis Factor-alpha KW - antagonists & inhibitors N1 - Publication Type: Clinical Trial, Phase II; Journal Article; Research Support, Non-U.S. Gov't UR - https://doi.org/10.1002/art.27383 ER -