No abstract available
MeSH terms
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Adult
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Aged
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Antibodies, Antinuclear / analysis*
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Autoantibodies / analysis
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Female
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Humans
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Kidney Diseases / immunology
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Lupus Erythematosus, Systemic / immunology*
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Male
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Middle Aged
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Mixed Connective Tissue Disease / immunology*
Substances
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Antibodies, Antinuclear
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Autoantibodies