RhoT1 and Smad4 Are Correlated with Lymph Node Metastasis and Overall Survival in Pancreatic Cancer Jiang, Hua ; He, Chengzhi ; Geng, Shasha ; Sheng, Haihui ; Shen, Xiaoying ; Zhang, Xiaoyan ; Li, Hang ; Zhu, Shizhang ; Chen, Ximei ; Yang, Changqing ; Gao, HengJun Abstract Publication: PLoS ONE Pub Date: July 2012 DOI: 10.1371/journal.pone.0042234 Bibcode: 2012PLoSO...742234J