1. The incidence of congenital malformations: A study of 5964 pregnancies;McIntosh;Pediatrics,1954
2. Laryngotracheoplasty;Evans;Otol Clin North Am,1977
3. Familial congenital stridor;Finlay;Arch Dis Child,1949
4. Inhibited separation of larynx and upper part of trachea from oesophagus in a newborn;Pettersson;Acta Chir Scand,1955
5. Laryngo-tracheo-oesophageal cleft;Pettersson;Z Kinderchir,1969