Extended Data Fig. 1: Graphical abstract and the study cohort.

(a) Graphical abstract. (b) CONSORT diagram of patients included in this study. (c) Schematic depicting multi-step analysis of BAL fluid samples with flow cytometry, bulk RNA-sequencing, and bulk TCR-sequencing by diagnosis (NPC, OP, SARS-CoV-2-P, OVP) and T cell subset (CD4+, CD8+, Treg).