No abstract available
MeSH terms
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Adult
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Arthritis / diagnosis*
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Child
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Female
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HLA Antigens / analysis
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HLA-B27 Antigen
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Humans
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Male
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Sacroiliac Joint*
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Spondylitis, Ankylosing / diagnosis*
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Spondylitis, Ankylosing / genetics
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Spondylitis, Ankylosing / therapy
Substances
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HLA Antigens
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HLA-B27 Antigen