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skos:definition |
NCI: A benign epithelial neoplasm characterized by a papillary growth pattern and a proliferation of neoplastic squamous cells.,NCI: A benign epithelial neoplasm characterized by a papillary growth pattern and a proliferation of neoplastic squamous cells without morphologic evidence of malignancy. Most frequently it arises in the oral cavity, nasopharynx, larynx, esophagus, vagina, and vulva.
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