No abstract available
Keywords:
Lupus nephritis; disease activity; hydroxychloroquine; liquid chromatography-tandem mass spectrometry.
MeSH terms
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Adult
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Antirheumatic Agents / blood*
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Antirheumatic Agents / therapeutic use
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Brazil / epidemiology
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Case-Control Studies
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Chromatography, Liquid / methods*
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Disease Progression
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Female
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Follow-Up Studies
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Humans
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Hydroxychloroquine / blood*
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Hydroxychloroquine / therapeutic use
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Longitudinal Studies
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Lupus Nephritis / blood*
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Lupus Nephritis / drug therapy
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Lupus Nephritis / ethnology
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Male
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Middle Aged
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Prospective Studies
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Risk Assessment
Substances
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Antirheumatic Agents
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Hydroxychloroquine