TY - Front. Med. A1 - Min Cheng, Jian Zhang, Wen Jiang, Yongyan Chen, Zhigang Tian T1 - Natural killer cell lines in tumor immunotherapy Y1 - 2012-03-05 JF - Frontiers of Medicine JO - Front. Med. SP - 56 EP - 66 VL - 6 IS - 1 UR - https://journal.hep.com.cn/fmd N1 - 10.1007/s11684-012-0177-7 ER -