PD-L1 expression and survival in unresectable/recurrent gastric cancer treated by 1st-line treatment without immune checkpoint inhibitors: JCOG1013A1.
BACKGROUND The prognostic significance of PD-L1 expression in unresectable/recurrent gastric cancer treated by first-line chemotherapy without an immune checkpoint inhibitor (ICI) remains unclear. The phase III trial JCOG1013 demonstrated no overall survival (OS) or progression-free survival (PFS) benefit of docetaxel/...