No abstract available
MeSH terms
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Administration, Oral
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Animals
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Carcinoma, Squamous Cell / chemically induced*
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Duodenal Neoplasms / chemically induced*
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Esophageal Neoplasms / chemically induced*
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Female
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Male
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Mice
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Mice, Inbred CBA
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Neoplasm Metastasis
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Neoplasms, Experimental / chemically induced
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Nitrosoguanidines*
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Stomach Neoplasms / chemically induced
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Time Factors