title: [Concept of the mediastinal form of lung cancer].
mesh_terms: D000328:Adult; D000368:Aged; D001707:Biopsy, Needle; D001999:Bronchoscopy; D002283:Carcinoma, Bronchogenic / Q000000981:diagnostic imaging; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D008175:Lung Neoplasms / Q000000981:diagnostic imaging*; D008297:Male; D008479:Mediastinal Neoplasms / Q000000981:diagnostic imaging*; D008875:Middle Aged; D011859:Radiography
vernacular_title: K voprosu o poniatii mediastinal'noĭ formy raka legkogo.