No abstract available
MeSH terms
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Adolescent
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Atlanto-Axial Joint*
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Female
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HLA-B27 Antigen
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Humans
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Joint Dislocations / etiology*
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Spondylitis, Ankylosing / complications*
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Spondylitis, Ankylosing / diagnosis*
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Spondylitis, Ankylosing / drug therapy
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Spondylitis, Ankylosing / genetics