TIM-3 Expression Characterizes Regulatory T Cells in Tumor Tissues and Is Associated with Lung Cancer Progression Gao, Xin ; Zhu, Yibei ; Li, Gang ; Huang, Haitao ; Zhang, Guangbo ; Wang, Fengming ; Sun, Jing ; Yang, Qianting ; Zhang, Xueguang ; Lu, Binfeng Abstract Publication: PLoS ONE Pub Date: February 2012 DOI: 10.1371/journal.pone.0030676 Bibcode: 2012PLoSO...730676G