1. Endotracheal tube position in the infant;Kuhns;J Pediatr,1971
2. Acute lesions induced by endotracheal intubation;Joshi;Am J Dis Child,1972
3. Benefits of orotracheal and nasotracheal intubation in neonates requiring ventilatory assistance;Macmillan;Pediatrics,1986
4. Biostatistical analysis;Zar,1984
5. Estimation of nasotracheal tube length in neonates;Coldiron;Pediatrics,1968