1. Laryngo-tracheoesophageal cleft: The anterior approach;Bell;Ann. Otol.,1977
2. Tracheomalacia in association with congenital tracheoesophageal fistula;Benjamin;Surgery,1976
3. Congenital tracheal stenosis;Benjamin;Ann. Otol.,1981
4. Stridor and airway obstruction;Cotton,1983
5. Congenital laryngeal anomalies;Cotton;Otol. Clin. North Am.,1981