title: Congenital cricoid stenosis: radiological findings of laryngotracheography in six cases.
mesh_terms: D003251:Constriction, Pathologic; D003413:Cricoid Cartilage / Q000002:abnormalities*; D005260:Female; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D007817:Laryngeal Cartilages / Q000002:abnormalities*; D007830:Larynx / Q000000981:diagnostic imaging*; D008297:Male; D011859:Radiography; D012127:Respiratory Distress Syndrome, Newborn / Q000000981:diagnostic imaging / Q000209:etiology*; D014132:Trachea / Q000000981:diagnostic imaging*