目的：探讨壶腹癌中抑癌基因P16蛋白与增殖细胞核抗原（PCNA）表达的相关性及其与肿瘤临床病理特征的关系。
Objective:To study the expression of P16 protein and PCNA in ampullary carcinoma and its relation with its pathological features.
目的：探讨壶腹癌中抑癌基因P16蛋白与增殖细胞核抗原（PCNA）表达的相关性及其与肿瘤临床病理特征的关系。
Objective:To study the expression of P16 protein and PCNA in ampullary carcinoma and its relation with its pathological features.
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