7Stevens TP, Blennow M, Soll RF.Early surfactant administration with brief ventilation vs selective surfactant and continued mechanical ventilation for preterm infants with or at risk for RDS (Cochrane Review) Cochrane Library,2002(2).
8Davis PG, Henderson- Smart DJ.Intravenous dexamethasone for extubation of newborn infants (Cochrane Review) Coehrane Library,2000 (4).