title: [Clinical and radiological observations on 6 cases of primary tumor of the trachea].
mesh_terms: D000328:Adult; D006801:Humans; D008297:Male; D008875:Middle Aged; D011859:Radiography; D014134:Tracheal Neoplasms / Q000000981:diagnostic imaging*; D014135:Tracheal Stenosis / Q000000981:diagnostic imaging
vernacular_title: Osservazioni clinico-radiologiche su sei casi di tumore primitivo della trachea.