@article{article21a832c4,
title   = {Surfactant protein B gene polymorphism in preterm babies with respiratory distress syndrome},
author = {Lyra, P. P. R. and Abe-Sandes, K. and Diniz, E. M. A. and Angelo, A. L. D. and Machado, T. M. B. and Cardeal, M.},
year = {2011},
doi = {10.1590/S0100-879X2010007500147},
journal   = {Brazilian journal of medical and biological research}
}