title: [Value of mediastinoscopy in establishing the operability of lung cancer].
mesh_terms: D006801:Humans; D008175:Lung Neoplasms / Q000000981:diagnostic imaging / Q000601:surgery*; D008481:Mediastinoscopy; D009362:Neoplasm Metastasis; D010690:Phlebography; D014056:Tomography, X-Ray
vernacular_title: Tsennost' mediastinoskopii v ustanovlenii operabel'nosti raka legkogo.