Abstract
Its incidence is rising, as more and younger people dye their hair
MeSH terms
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Drug Hypersensitivity / epidemiology
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Drug Hypersensitivity / etiology*
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Hair Dyes / adverse effects*
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Humans
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Incidence
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Phenylenediamines / adverse effects*
Substances
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Hair Dyes
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Phenylenediamines
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4-phenylenediamine