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. 2019 Oct 17;7:264. doi: 10.1186/s40425-019-0737-3

Fig. 1.

Fig. 1

Flowchart of the clinical cohort consolidation. a. Consolidation of the discovery cohort from six published studies. b. Consolidation of the validation cohort and the non-ICI-treated cohort from Samstein et al. ICI, immune checkpoint inhibitor; HNSCC, head and neck squamous cell carcinoma; NSCLC, non-small-cell lung cancer; IRB, Institutional Review Board