No abstract available
MeSH terms
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Adult
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Antibodies, Antinuclear / blood
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Autoantibodies*
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Cross-Sectional Studies
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Female
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Humans
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Middle Aged
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Scleroderma, Systemic / ethnology
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Scleroderma, Systemic / immunology*
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Scleroderma, Systemic / physiopathology*
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Vietnam / ethnology
Substances
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Antibodies, Antinuclear
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Autoantibodies