[SMARCA4-deficient undifferentiated carcinoma of the gastrointestinal tract: a clinicopathological and immunohistochemical study of nine cases]
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Objective: To investigate the clinicopathological features, immunophenotype and differential diagnoses of SMARCA4-deificient undifferentiated carcinoma (SMARCA4-DUC) of the gastrointestinal tract. Methods: The clinicopathological data and immunohistochemical p... ...