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BACKGROUND Tyrosine kinase domain (TKD) gene mutations of the epidermal growth factor receptor gene (EGFR) have proven to be clinically significant in nonsmall-cell lung cancer (NSCLC), particularly(More)
The purpose of the present study was to retrospectively analyze the clinicopathological characteristics and clarify whether or not the preoperative carcinoembryonic antigen (CEA) level could be used(More)