RT Journal Article SR Electronic T1 Prophylactic vs rescue surfactant and antenatal corticosteroids JF Archives of Disease in Childhood - Fetal and Neonatal Edition JO Arch Dis Child Fetal Neonatal Ed FD BMJ Publishing Group Ltd and Royal College of Paediatrics and Child Health SP F79 OP F79 DO 10.1136/fn.79.1.F79a VO 79 IS 1 A1 JUZER TYEBKHAN A1 PHILIP C ETCHES YR 1998 UL http://fn.bmj.com/content/79/1/F79.2.abstract AB