No abstract available
Keywords:
Ankylosing Spondylitis; Epidemiology; Fibromyalgis/Pain Syndromes; NSAIDs; Spondyloarthritis.
Publication types
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Letter
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Research Support, Non-U.S. Gov't
MeSH terms
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Adult
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Aged
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Case-Control Studies
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Female
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Humans
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Irritable Bowel Syndrome / epidemiology*
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Logistic Models
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Male
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Middle Aged
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Prevalence
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Spondylarthropathies / epidemiology*
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Spondylitis, Ankylosing / epidemiology*