...Hazard Ratio for Overall Survival (OS) by treatment assignment, stratified by histology, region of the world, ECOG PS in all patients with PD-L1 positive tumors`Overall survival in patients with PD-L1 positive tumors randomized to BAL vs Investigator's Choice chemotherapy`Hazard Ratio for OS by treatment assignment, stratified by histology, region of the world, ECOG PS in all patients`Overall survival in all patients randomized to BAL vs Investigator's Choice chemotherapy...