RT Journal Article SR Electronic T1 The Cochrane Collaboration: progress in perinatal medicine 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 F176 OP F177 DO 10.1136/fn.77.3.F176 VO 77 IS 3 A1 J P NEILSON A1 M I LEVENE YR 1997 UL http://fn.bmj.com/content/77/3/F176.abstract AB