No abstract available
MeSH terms
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Adolescent
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Adult
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Aged
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Arthritis, Juvenile / complications
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Arthritis, Rheumatoid / complications*
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Arthritis, Rheumatoid / diagnosis
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Arthritis, Rheumatoid / pathology
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Basement Membrane
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Blood Platelets
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Child
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Complement System Proteins
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Erythema Nodosum / complications
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Female
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Humans
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Hypersensitivity / complications
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Leukocyte Count
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Lupus Erythematosus, Systemic / complications
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Male
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Microscopy, Electron
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Middle Aged
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Rheumatoid Factor / analysis
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Synovial Fluid / analysis
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Synovial Membrane / pathology
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Synovitis / diagnosis
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Synovitis / etiology*
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Synovitis / pathology
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gamma-Globulins
Substances
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gamma-Globulins
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Complement System Proteins
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Rheumatoid Factor