No abstract available
MeSH terms
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Carcinoembryonic Antigen / analysis
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Colonic Neoplasms / immunology*
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Humans
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Peptides / analysis*
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Radioimmunoassay
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Rectal Neoplasms / immunology*
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Tissue Polypeptide Antigen
Substances
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Carcinoembryonic Antigen
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Peptides
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Tissue Polypeptide Antigen