Patients who meet the eligibility criteria of the most recent JCOG 1701 (to confirm the non-inferiority of survival of discontinuation of PD-1 pathway inhibitors versus their continuation in patients with advanced or recurrent non-small-cell lung cancer who have had no reccurence to PD-1 pathway inhibitors for 12 months or longer) protocol and who are not participating in JCOG 1701
Patients who have given their written consent to participate in this study
Patients who are able to provide tumor tissue samples necessary for the study
主たる除外基準 / Exclusion Criteria
JCOG1701の最新プロトコールにおける適格基準を満たさないか、JCOG1701に参加中の患者
Patients who do not meet the eligibility criteria in the most recent JCOG1701 protocol or are currently participating in JCOG1701