No abstract available
MeSH terms
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Alanine Dehydrogenase
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Amino Acid Oxidoreductases / blood
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Chemical Industry*
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Environmental Monitoring*
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Follow-Up Studies
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Humans
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Lead / urine
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Lead Poisoning / blood*
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Lead Poisoning / urine
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Occupational Diseases / blood*
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Petroleum
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Protoporphyrins / blood
Substances
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Petroleum
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Protoporphyrins
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zinc protoporphyrin
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Lead
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Amino Acid Oxidoreductases
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Alanine Dehydrogenase