Endotracheal and Endobronchial Metastases in Epidermal Growth Factor Receptor Exon 19 Deletion Lung Adenocarcinoma: A Case Successfully Managed with Bronchoscopic Therapy and Sequential Epidermal Growth Factor Receptor Tyrosine Kinase Inhibitors. - Fujiwara M; Baba T; Yamada K; Nakamura E; Takeguchi T; Takigawa Y; Morita A; Hara N; Watanabe H; Ninomiya K; Rai K; Ichihara E; et al. (Internal medicine (Tokyo, Japan), 2026)