CD4, CD4+, CD4+ T-cell compartment, CD8, CD8+, CD8+ T, CD8+ T-cell compartment, GM-CSF, GM-CSF receptor, ICI, ICI-, ICI-pneumonitis, ICI-related pneumonitis, IFN-, IL-23, M1-like', ROR-?, RORC, T, T-cell receptor, T-cell receptor repertoire, T-helper 1, T-helper 17, Type, Type 1 regulatory T cells, anti-IL-23, anti-inflammatory resident alveolar macrophages, autoimmune disorders, autoimmunity, cancer, cytotoxicity genes, effector memory T cells, ligand, ligand-1, monocytes, myeloid cells, nave-like CD4+ T, pathogenic T-helper 17, patients, pneumonitis, pro, pro-inflammatory 'M1, pro-inflammatory 'M1-like', pro-inflammatory 'M1-like' monocytes, pro-inflammatory monocytes, programmed cell death protein-1, single-cell RNA