RT Journal Article SR Electronic T1 Postnatal corticosteroids to treat or to prevent chronic lung disease: a survey of neonatologists’ practices 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 F77 OP F77 DO 10.1136/adc.2007.136390 VO 94 IS 1 A1 Niwas, R A1 Kamat, M A1 Kling, P A1 Yeh, T F A1 Pyati, S YR 2009 UL http://fn.bmj.com/content/94/1/F77.1.abstract AB