P糖蛋白及DNA拓朴异构酶在胃癌中的表达及临床意义
张丽华;孙荣超;陈瑛
Expression of P-gp and Topo Ⅱ in gastric carcinoma and their clinical significance
实用肿瘤学杂志 . 2003, (04): 270 -272 .