It indicated that the study mainly concentrated on biology, pathology, microbiology and genetics and molecular pathology, etiology, microsatellite unstability, telomerase and their related events.

• 显示低频被引论文的共词和共篇,分别将胃癌前病变专题分为生物学、病理学、微生物学和遗传学4类及分子病理学、病因学、端粒及端粒酶、微卫星不稳定和相关事件5类。