摘要
<正>1 文献来源Borghaei H,Langer CJ,Paz-Ares L,et al.Pembrolizumab plus chemotherapy versus chemotherapy alone in patients with advanced non-small cell lung cancer without tumor PD-L1 expression:A pooled analysis of 3 randomized controlled trials [J].Cancer,2020,126(22):4867-4877.2 证据水平1b。
-
单位福建省肿瘤医院