Figure 1.

Positivity rates of all antibodies. AS-IBD, ankylosing spondylitis-inflammatory bowel disease; AS, ankylosing spondylitis; MBP, mechanical back pain; Ig, immunoglobulin; ASCA, anti-Saccharomyces cerevesiae antibody; Anti-OmpC, anti-outer membrane porin C; Anti-CBir-1, anti-flagellin; ANCA, anti-neutrophil cytoplasmic antibody.

Wallis et al. Arthritis Research & Therapy 2013 15:R166   doi:10.1186/ar4350
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