Liu, Yan-Feng [Effect of PD-L1 Expression on Activity of NK Killing AML Cell Lines and Its Mechanisms]. [electronic resource] - Zhongguo shi yan xue ye xue za zhi Oct 2018 - 1317-1322 p. digital Publication Type: Journal Article ISSN: 1009-2137 Standard No.: 10.7534/j.issn.1009-2137.2018.05.010 doi Subjects--Topical Terms: B7-H1 AntigenCell Line, TumorHumansInterferon-gammaKiller Cells, NaturalLeukemia, Myeloid, Acute