Duan, Jianchun Use of Immunotherapy With Programmed Cell Death 1 vs Programmed Cell Death Ligand 1 Inhibitors in Patients With Cancer: A Systematic Review and Meta-analysis. [electronic resource] - JAMA oncology 03 2020 - 375-384 p. digital Publication Type: Journal Article; Meta-Analysis; Systematic Review ISSN: 2374-2445 Standard No.: 10.1001/jamaoncol.2019.5367 doi Subjects--Topical Terms: Antineoplastic Agents, Immunological--therapeutic useB7-H1 Antigen--antagonists & inhibitorsHumansImmune Checkpoint Inhibitors--therapeutic useImmunotherapyNeoplasms--drug therapyProgrammed Cell Death 1 Receptor--antagonists & inhibitorsRandomized Controlled Trials as Topic