Rheumatoid factor and antibodies to cyclic citrullinated peptide differentiate rheumatoid arthritis from undifferentiated polyarthritis in patients with early arthritis
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Citrulline is an essential constituent of antigenic determinants recognised by rheumatoid arthritis-specific autoantibodies
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The American Rheumatism Association 1987 revised criteria for the classification of rheumatoid arthritis
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Predictors of functional status in patients with early rheumatoid arthritis
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