No abstract available
MeSH terms
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Adult
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Aged
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Antirheumatic Agents / therapeutic use*
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Community Health Services
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Cross-Sectional Studies
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Female
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Humans
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Male
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Middle Aged
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Pain / etiology
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Severity of Illness Index*
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Spondylitis, Ankylosing / drug therapy*
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Tumor Necrosis Factor-alpha / antagonists & inhibitors
Substances
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Antirheumatic Agents
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Tumor Necrosis Factor-alpha