[SMARCB1-deficient sinonasal adenocarcinoma: clinicopathological and molecular genetic characteristics of four cases]
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Objective: To investigate the clinicopathological and molecular genetic characteristics of SMARCB1-deficient sinonasal adenocarcinoma. Methods: A retrospective analysis was performed on 51 cases of poorly differentiated adenocarcinoma, yolk sac tumor, and SMAR... ...