No abstract available
MeSH terms
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Arthritis, Rheumatoid / diagnosis
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Arthritis, Rheumatoid / epidemiology
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Arthritis, Rheumatoid / history*
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History, 15th Century
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History, 16th Century
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History, 17th Century
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History, 18th Century
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History, 19th Century
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History, 20th Century
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History, Ancient
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History, Medieval
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Humans
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North America / epidemiology
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South America / epidemiology