No abstract available
MeSH terms
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Attitude of Health Personnel
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Breast Neoplasms / surgery
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Bronchial Neoplasms / surgery
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Humans
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Immunity
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Lymph Node Excision
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Neoplasm Metastasis
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Neoplasms / immunology
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Neoplasms / mortality
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Neoplasms / surgery*
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Rectal Neoplasms / surgery
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Stomach Neoplasms / surgery