title: Mucoid pseudotumors of the tracheobronchial tree in two cases.
mesh_terms: D000368:Aged; D001984:Bronchial Neoplasms / Q000000981:diagnostic imaging*; D006801:Humans; D009093:Mucus; D011859:Radiography; D014134:Tracheal Neoplasms / Q000000981:diagnostic imaging*