No abstract available
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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Autoantibodies / immunology
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DNA-Directed RNA Polymerases / immunology*
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Female
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Humans
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Korea
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Male
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Middle Aged
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Scleroderma, Systemic / immunology*
Substances
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Autoantibodies
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DNA-Directed RNA Polymerases