No abstract available
Publication types
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Research Support, U.S. Gov't, P.H.S.
MeSH terms
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Adult
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Chronic Disease
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Complement C3 / analysis*
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Complement C4 / analysis*
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Complement Factor B / analysis*
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Dental Plaque Index
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Enzyme Precursors / analysis*
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Gingival Crevicular Fluid / immunology*
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Gingivitis / immunology*
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Humans
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Longitudinal Studies
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Middle Aged
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Periodontitis / immunology
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Periodontitis / therapy*
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Transferrin / analysis
Substances
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Complement C3
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Complement C4
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Enzyme Precursors
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Transferrin
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Complement Factor B