Background In the phase 3, randomized open-label KEYNOTE-177 (NCT02563002) study 1L pembrolizumab versus chemotherapy provided superior progression-free survival (PFS) at second interim a...
Background
The PD-1 inhibitor pembrolizumab has shown robust clinical activity in patients with mismatch repair-deficient or microsatellite instability-high (dMMR/MSI-H)...