北京大学第三医院：Jian Liu SL, Zhengpeng Li, Liya Zhou, Xiue Yan, Yan Xue, Lingmei Meng, Jingjing Lu, Baojun Suo, Wenjun Jiang. Free amino acid profiling of gastric juice as a method for discovering potential biomarkers of early gastric cancer. Int J Clin Exp Pathol 2018; 5(11).IF=1.396