No abstract available
MeSH terms
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Actins / analysis
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Aged, 80 and over
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Biopsy
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Colonoscopy
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Desmin / analysis
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Histocytochemistry
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Humans
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Immunohistochemistry
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Leiomyosarcoma / diagnosis*
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Leiomyosarcoma / pathology*
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Male
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Microscopy
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Rectal Neoplasms / diagnosis*
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Rectal Neoplasms / pathology*