TY - Journal of International Oncology A1 - Xie Haibin, Feng Jin, Yin Yong, Li Zhong T1 - Meta-analysis of the therapeutic effect of raltitrexed on advanced gastric cancer Y1 - 2015-07-08 JF - Journal of International Oncology JO - Journal of International Oncology SP - 512 EP - 515 VL - 42 IS - 7 UR - https://gjzlx.sdfmu.edu.cn N1 - 10.3760/cma.j.issn.1673-422X.2015.07.009 ER -