Kim H, Kim DW, Kim M, Lee Y, et al. Long-term outcomes in patients with advanced and/or metastatic non-small cell
lung cancer who completed 2 years of immune checkpoint inhibitors or achieved a
durable response after discontinuation without disease progression: Multicenter,
real-world d Cancer 2021 Oct 27. doi: 10.1002/cncr.33984.
PMID: 34705268