title: Regional extension of lung cancer.
mesh_terms: D002277:Carcinoma / Q000401:mortality / Q000601:surgery*; D006801:Humans; D008175:Lung Neoplasms / Q000401:mortality / Q000601:surgery*; D008207:Lymphatic Metastasis; D009361:Neoplasm Invasiveness; D011379:Prognosis