No abstract available
MeSH terms
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Allergens / adverse effects
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Allergens / history
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Alloys / adverse effects
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Alloys / history
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Dermatitis, Contact / etiology
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Dermatitis, Contact / history
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History, 19th Century
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History, 20th Century
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Humans
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Nickel / adverse effects
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Nickel / history*
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Numismatics / history*
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United States