1. Twin dyspnoea at rest. In Case 1, though other causes of increased nasal cannula for administration of continuous positive airway pressure to newborn infants;Caliumi-Pellegrini, G.; Agostino, R.; Orzalesi, M.; Nodari, S.; Marzetti, G.; Savignoni, P.G.; Bucci, G.;Archives of Disease in Childhood,1974
2. Unilateral diaphragmatic paralysis and Erb's palsy in the newborn;France, N.E.;Archives of Disease in Childhood,1954
3. Keuth, j. (1971). Handbuch der Kinderheilkunde, Vol. 1, Part 2, p.
4. Airway closure in children;Mansell, A.; Bryan, C.; Levison, H.;Journal of Applied Physiology,1972
5. Murdock, A. I., Burrington, J. B., and Swyer, P. R. (1971).