Phase II Trial of Atezolizumab As First-Line or Subsequent Therapy for Patients With Programmed Death-Ligand 1–Selected Advanced Non–Small-Cell Lung Cancer (BIRCH)
Purpose BIRCH was designed to examine the efficacy of atezolizumab, a humanized anti–programmed death-ligand 1 (PD-L1) monoclonal antibody, in advanced non–small-cell lung cance...