No abstract available
MeSH terms
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Adult
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Aged
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Arthritis, Rheumatoid / blood*
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Arthritis, Rheumatoid / drug therapy
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Female
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Humans
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Interferon-gamma / biosynthesis*
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Interleukin-2 / biosynthesis*
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Longitudinal Studies
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Male
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Methotrexate / therapeutic use*
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Middle Aged
Substances
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Interleukin-2
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Interferon-gamma
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Methotrexate