No abstract available
MeSH terms
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Adenocarcinoma / chemically induced*
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Animals
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Carcinogens*
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Colonic Neoplasms / chemically induced*
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Duodenum*
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Hydrazines* / toxicity
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Intestinal Neoplasms / chemically induced*
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Intestine, Small*
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Neoplasms, Experimental / chemically induced
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Rats
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Rectal Neoplasms / chemically induced*