No abstract available
MeSH terms
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Arthritis, Rheumatoid / etiology*
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Arthritis, Rheumatoid / genetics*
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Arthritis, Rheumatoid / immunology
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Epitopes / genetics*
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Genetic Predisposition to Disease*
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HLA-DR Antigens / genetics*
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HLA-DRB1 Chains
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Logistic Models
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Models, Statistical
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Rheumatoid Factor / blood
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Risk Factors
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Smoking / adverse effects*
Substances
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Epitopes
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HLA-DR Antigens
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HLA-DRB1 Chains
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Rheumatoid Factor